{"id":394500,"date":"2023-12-27T06:30:00","date_gmt":"2023-12-27T12:30:00","guid":{"rendered":"https:\/\/www.weareteachers.com\/?p=394500"},"modified":"2024-01-02T14:01:43","modified_gmt":"2024-01-02T20:01:43","slug":"4th-grade-science-experiments","status":"publish","type":"post","link":"https:\/\/www.weareteachers.com\/4th-grade-science-experiments\/","title":{"rendered":"50 Exciting 4th Grade Science Projects and Experiments"},"content":{"rendered":"\n\n\n<p>Nothing gets kids more excited for science than hands-on experiments! Watch your 4th grade science students&#8217; eyes light up when they try some of these activities. You&#8217;ll find physics, biology, engineering, chemistry, and more. These projects are easy to set up and really help drive the learning home. Get ready for some science fun!<\/p>\n\n\n\n<p>To help you find the right 4th grade science projects and activities, we&#8217;ve rated them all based on difficulty and materials:<\/p>\n\n\n\n<p>Difficulty:<\/p>\n\n\n\n<ul>\n<li>Easy: Low or no-prep experiments you can do pretty much any time<\/li>\n\n\n\n<li>Medium: These take a little more setup or a longer time to complete<\/li>\n\n\n\n<li>Advanced: Experiments like these take a fairly big commitment of time or effort<\/li>\n<\/ul>\n\n\n\n<p>Materials:<\/p>\n\n\n\n<ul>\n<li>Basic: Simple items you probably already have around the house<\/li>\n\n\n\n<li>Medium: Items that you might not already have but are easy to get your hands on<\/li>\n\n\n\n<li>Advanced: These require specialized or more expensive supplies to complete<\/li>\n<\/ul>\n\n\n\n<p>Jump to:<\/p>\n\n\n\n<ul>\n<li><a href=\"#fair\">4th Grade Science Fair Projects<\/a><\/li>\n\n\n\n<li><a href=\"#stem\">4th Grade STEM Challenge Science Projects<\/a><\/li>\n\n\n\n<li><a href=\"#energy\">4th Grade Motion and Energy Science Activities<\/a><\/li>\n\n\n\n<li><a href=\"#more\">More 4th Grade Science Projects and Experiments<\/a><\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"fair\">4th Grade Science Fair Projects<\/h2>\n\n\n\n<p>These 4th grade experiments also work well as science fair projects. Try changing up the variables to turn it into a real experiment, then form a hypothesis and find out what happens.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Blow unpoppable bubbles<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"399\" title=\"Fourth Grade Science Unpoppable Bubbles\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-unpoppable-bubbles.jpg\" alt=\"Student's gloved hand holding a soap bubble next to a window (Fourth Grade Science)\" class=\"wp-image-1393812\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-unpoppable-bubbles.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-unpoppable-bubbles-400x246.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-unpoppable-bubbles-199x122.jpg 199w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-unpoppable-bubbles-300x184.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Learning Resources<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>A soap bubble you can hold in your hand? It&#8217;s true! A little <a href=\"https:\/\/www.amazon.com\/Glycerin-Supplier-Vegetable-USP-250ml\/dp\/B0762179GF?&amp;linkCode=ll1&amp;tag=deals-facebook-group-20&amp;linkId=d9ca045f2c18fa5fe349ca407ad8a701&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">glycerin<\/a> makes the soap bubble layers stronger, so you can even toss them gently from person to person.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/blog.learningresources.com\/diy-unpoppable-bubbles\/\" target=\"_blank\" rel=\"noopener noreferrer\">Unpoppable Bubbles Experiment<\/a> at Learning Resources<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Grow crystal names<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"399\" title=\"4th Grade Science Experiments Crystals Playdough to Plato\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Crystals-Playdough-to-Plato.jpg\" alt=\"Crystalized pipe cleaner letters against a black background\" class=\"wp-image-394508\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Crystals-Playdough-to-Plato.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Crystals-Playdough-to-Plato-400x266.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Crystals-Playdough-to-Plato-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Crystals-Playdough-to-Plato-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Playdough to Plato<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>No list of 4th grade science projects would be complete without crystals! Kids of all ages love growing crystals, making this an ideal way to learn about supersaturated solutions. The classic experiment gets a new twist when you have kids shape pipe cleaners into their own names first.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.playdoughtoplato.com\/kids-science-crystal-names\/#_a5y_p=3154354\" target=\"_blank\" rel=\"noopener noreferrer\">Crystal Letters<\/a> at Playdough to Plato<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Grow bacteria in petri dishes<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"359\" title=\"4th Grade Science Experiments Petri Steve Spangler\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Petri-Steve-Spangler.jpg\" alt=\"6 petri dishes growing a variety of molds and bacteria\" class=\"wp-image-394561\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Petri-Steve-Spangler.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Petri-Steve-Spangler-400x239.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Petri-Steve-Spangler-204x122.jpg 204w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Petri-Steve-Spangler-300x180.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Steve Spangler Science<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>Your students will truly feel like scientists when they perform this classic experiment. They&#8217;ll prep the dishes with agar, swab different surfaces, and see what bacteria they grow. It&#8217;s gross science, but it&#8217;s also easy and impressive.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.stevespanglerscience.com\/lab\/experiments\/growing-bacteria\/\" target=\"_blank\" rel=\"noopener noreferrer\">Growing Bacteria<\/a> at Steve Spangler Science<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">See coastal erosion in action<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"488\" title=\"Fourth Grade Science Coastal Erosion\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-coastal-erosion.jpg\" alt=\"Plastic bin filled with sand, shells, and water to simulate a beach, with a hand holding a plastic bottle in the water (Fourth Grade Science)\" class=\"wp-image-1393814\" style=\"width:794px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-coastal-erosion.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-coastal-erosion-400x300.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-coastal-erosion-163x122.jpg 163w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-coastal-erosion-300x225.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Little Bins for Little Hands<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Here&#8217;s a cool experiment to include in your unit on oceans. Build a miniature coastline, then see how wave action erodes the shore.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/littlebinsforlittlehands.com\/coastal-erosion\/\" target=\"_blank\" rel=\"noopener noreferrer\">Erosion Experiment<\/a> at Little Bins for Little Hands<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Erupt a lemon volcano<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"522\" title=\"4th Grade Science Steam Powered Family\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Steam-Powered-Family.jpg\" alt=\"Cut lemon in a blue bowl covered in colorful fizzy foam\" class=\"wp-image-421346\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Steam-Powered-Family.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Steam-Powered-Family-400x321.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Steam-Powered-Family-152x122.jpg 152w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Steam-Powered-Family-300x241.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">STEAM Powered Family<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Early chemistry experiments with acids and bases are always a lot of fun. This one uses the natural acids of lemon juice and adds a little food coloring to up the wow factor.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.steampoweredfamily.com\/activities\/science-experiments-kids-lemon-volcano\/\" target=\"_blank\" rel=\"noopener noreferrer\">Lemon Volcano<\/a> at STEAM Powered Family<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sink and float to explore density<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"419\" title=\"Fourth Grade Science Salt Water Density\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-salt-water-density.jpg\" alt=\"Series of glasses filled with liquid labeled baking soda water, sugar water, control plain water, and salt water, with red and blue objects floating in each\" class=\"wp-image-1393815\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-salt-water-density.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-salt-water-density-400x258.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-salt-water-density-189x122.jpg 189w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-salt-water-density-300x193.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Science Kiddo<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Adding items like salt or sugar to water changes its density, as does the temperature itself. Turn this into a 4th grade science fair project by experimenting with different solutions and forming hypotheses about the results.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.sciencekiddo.com\/salt-water-experiment-ocean-science\/\" target=\"_blank\" rel=\"noopener noreferrer\">Salt Water Density<\/a> at Science Kiddo<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Discover a density rainbow<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"How to Make Salt or Sugar Water Density Rainbow Tower | Simple Kids Science\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/GuLlRoG6ahc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>Colorful, simple, and impressive: It&#8217;s the trifecta of 4th grade science experiments! Wow your students by layering colored sugar water as you learn about density, adhesion, and cohesion.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Transform milk into plastic<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Make plastic from milk! Nanogirl&#039;s Great Science Adventures\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/QulxqE4XY9M?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>Plastic seems incredibly modern, but people have been making casein plastic from milk for centuries. In this 4th grade science project, students experiment to create the formula for the best milk plastic. They&#8217;ll be amazed at the results!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Simulate an earthquake<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"488\" title=\"Fourth Grade Science Earthquake Simulation\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-earthquakes.jpg\" alt=\"Fourth grade science teacher's hand shaking a pan of Jello topped with a house model made of toothpicks and marshmallows\" class=\"wp-image-1393816\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-earthquakes.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-earthquakes-400x300.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-earthquakes-163x122.jpg 163w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-earthquakes-300x225.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Teaching Science<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>The ground under our feet may feel solid, but an earthquake changes that pretty quickly. Use Jell-O to simulate the Earth&#8217;s crust, then see if you can build an earthquake-proof structure for a practical and fascinating 4th grade science fair project.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/teachingscience.us\/earthquake-experiment-and-interactive-notebook-ideas\/\" target=\"_blank\" rel=\"noopener noreferrer\">Earthquake Simulation<\/a> at Teaching Science<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Test Sharpie solubility<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"449\" title=\"4th Grade Science Around the Kampfire\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Around-the-Kampfire.jpg\" alt=\"Coffee filters colored with marker, dipped into vinegar, rubbing alcohol, and water\" class=\"wp-image-421356\" style=\"width:807px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Around-the-Kampfire.jpg 1024w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Around-the-Kampfire-400x175.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Around-the-Kampfire-800x351.jpg 800w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Around-the-Kampfire-768x337.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Around-the-Kampfire-220x96.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Around-the-Kampfire-300x132.jpg 300w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Around the Kampfire<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Find out if <a href=\"https:\/\/www.amazon.com\/Sharpie-Creative-Markers-Highlighters-Assorted\/dp\/B08698MJWT?&amp;linkCode=ll1&amp;tag=deals-facebook-group-20&amp;linkId=1ba188fa9a0ecc6eb40e7120d45ca77c&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">Sharpie markers<\/a> are really permanent with this 4th grade science project that uses the scientific method to explore solutes and solvents.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/aroundthekampfire.com\/2019\/05\/sharpie-solubility-experiment-kids-science.html\" target=\"_blank\" rel=\"noopener noreferrer\">Sharpie Solubility<\/a> at Around the Kampfire<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Find out if mood rings really work<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"488\" title=\"4th Grade Science Education com\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Education-com.jpg\" alt=\"Student's hand holding a blue mood ring in front of a thermometer\" class=\"wp-image-421347\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Education-com.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Education-com-400x300.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Education-com-163x122.jpg 163w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Education-com-300x225.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Education.com<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Apply the rigors of the scientific method to <a href=\"https:\/\/www.amazon.com\/Necklaces-Adjustable-Birthday-Carnival-Accessories\/dp\/B08YYS5VT4?&amp;linkCode=ll1&amp;tag=deals-facebook-group-20&amp;linkId=a258be0bc1c5bbb484b83192ae5cffc0&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">mood rings<\/a>! Find out what makes mood rings change color, then see if they really reflect a person&#8217;s mood.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.education.com\/science-fair\/article\/mood-rings-validity-test\/\" target=\"_blank\" rel=\"noopener noreferrer\">Mood Rings Validity Test<\/a> at Education.com<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Create a new plant or animal<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"446\" title=\"Fourth Grade Science Create a Plant\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-create-a-plant.jpg\" alt=\"Science project showing an imaginary plant called a Snap-a-Doodle\" class=\"wp-image-1393819\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-create-a-plant.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-create-a-plant-400x274.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-create-a-plant-178x122.jpg 178w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-create-a-plant-235x160.jpg 235w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-create-a-plant-300x206.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">I Love 2 Teach<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Kids will really get into this project, indulging their creativity as they invent a plant or animal that&#8217;s never been seen before. They&#8217;ll need to be able to explain the biology behind it all, though, making this an in-depth project you can tailor to any class.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/ilove2teach.blogspot.com\/2011\/10\/create-animal-create-plant-freebie.html\" target=\"_blank\" rel=\"noopener noreferrer\">Create an Organism<\/a> at I Love 2 Teach<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Investigate decomposition<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"404\" title=\"4th Grade Science Experiments Mold MysteryScience\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Mold-MysteryScience.jpg\" alt=\"Plastic bag containing a plate of rotting food\" class=\"wp-image-394583\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Mold-MysteryScience.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Mold-MysteryScience-400x269.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Mold-MysteryScience-181x122.jpg 181w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Mold-MysteryScience-300x202.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Mystery Science<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Easy<\/p>\n\n\n\n<p>Yup, it&#8217;s gross &#8230; so kids will love it! Seal food items in a plastic bag and experiment to see what factors affect their decomposition, helped along by a heaping dose of mold.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/mysteryscience.com\/ecosystems\/mystery-3\/decomposers-matter-cycle\/95?r=43844684\" target=\"_blank\" rel=\"noopener noreferrer\">Decomposition<\/a> at Mystery Science<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Assemble a lung model<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-4-3 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"DIY model lungs\" width=\"500\" height=\"375\" src=\"https:\/\/www.youtube.com\/embed\/fybV8zIGyu8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>With just a few supplies including balloons and a plastic bottle, you can make an impressive working model of human lungs. This makes a very cool 4th grade science fair project.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explore the causes of tooth decay<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Tooth Decay w\/ Eggshells\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/4g36Kis3u88?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>They hear it from their parents all the time, but this experiment will prove to your students once and for all what can happen to their teeth when exposed to different drinks such as soda and milk. This is one of those classic 4th grade science fair projects every kid should try.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"stem\">4th Grade STEM Challenge Science Projects<\/h2>\n\n\n\n<p>For students who love to tinker, STEM challenges can spark incredible 4th grade science fair projects. Here are some of our favorites for this age group.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Engineer a drinking-straw roller coaster<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"433\" title=\"Fourth Grade Science Drinking Straw Roller Coaster\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-straw-roller-coaster.jpg\" alt=\"Student building a roller coaster of drinking straws for a ping pong ball (Fourth Grade Science)\" class=\"wp-image-1393813\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-straw-roller-coaster.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-straw-roller-coaster-400x266.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-straw-roller-coaster-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-straw-roller-coaster-450x300.jpg 450w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-straw-roller-coaster-300x200.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Frugal Fun for Boys and Girls<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>STEM challenges are always a hit with kids. We love this one, which only requires basic supplies like <a href=\"https:\/\/www.amazon.com\/Paper-Drinking-Straws-Pack-Biodegradable\/dp\/B07QRZFDTZ?&amp;linkCode=ll1&amp;tag=deals-facebook-group-20&amp;linkId=1d19d2e7730492f3343811478bacfb98&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">drinking straws<\/a>. (<a href=\"https:\/\/www.weareteachers.com\/fourth-grade-stem-challenges\/\" target=\"_blank\" rel=\"noopener noreferrer\">Get more 4th grade STEM challenges here.<\/a>)<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/frugalfun4boys.com\/engineering-project-kids-build-straw-roller-coaster\/\" target=\"_blank\" rel=\"noopener noreferrer\">Drinking Straw Roller Coaster<\/a> at Frugal Fun for Boys and Girls<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Make a wigglebot<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"492\" title=\"4th Grade Science Experiments Wigglebot Research Parent\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Wigglebot-Research-Parent.jpg\" alt=\"Wigglebot made of a plastic cup and markers\" class=\"wp-image-394502\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Wigglebot-Research-Parent.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Wigglebot-Research-Parent-400x328.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Wigglebot-Research-Parent-149x122.jpg 149w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Wigglebot-Research-Parent-300x246.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Research Parent<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>Who knew electricity could be so adorable? Explore the science behind batteries and motors by creating a simple &#8220;wigglebot.&#8221; Experiment with weights to throw the motor off balance and create fun designs.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/researchparent.com\/homemade-wigglebot\/\" target=\"_blank\" rel=\"noopener noreferrer\">Wigglebot<\/a> at Research Parent<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Construct a working flashlight<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"379\" title=\"4th Grade Science Experiments Flashlights MysteryScience\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Flashlights-MysteryScience.jpg\" alt=\"Student using a flashlight made from a few supplies and an index card\" class=\"wp-image-394554\" style=\"width:793px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Flashlights-MysteryScience.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Flashlights-MysteryScience-400x253.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Flashlights-MysteryScience-193x122.jpg 193w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Flashlights-MysteryScience-300x190.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Mystery Science<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>You&#8217;ll only need a few supplies to guide your students in building their own LED flashlights. They&#8217;ll learn how electricity travels and the way circuits work. The slideshow available through the link makes this lesson a breeze for teachers too.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/mysteryscience.com\/energy\/mystery-6\/electrical-energy\/37?r=43844684\" target=\"_blank\" rel=\"noopener noreferrer\">DIY Flashlight<\/a> at Mystery Science<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Build a hovercraft<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"596\" height=\"603\" title=\"4th Grade Science Experiments Hovercraft Educationcom\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Hovercraft-Educationcom.jpg\" alt=\"Inflated yellow balloon attached to a CD by a bottle cap\" class=\"wp-image-394557\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Hovercraft-Educationcom.jpg 596w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Hovercraft-Educationcom-400x405.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Hovercraft-Educationcom-121x122.jpg 121w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Hovercraft-Educationcom-65x65.jpg 65w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Hovercraft-Educationcom-300x304.jpg 300w\" sizes=\"(max-width: 596px) 100vw, 596px\" \/><figcaption class=\"wp-element-caption\">Education.com<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>It&#8217;s not exactly the same model the military uses, but this simple hovercraft is a lot easier to build. An old CD and a balloon help demonstrate air pressure and friction in this fun 4th grade science experiment.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.education.com\/science-fair\/article\/DIY-Hovercraft\/\" target=\"_blank\" rel=\"noopener noreferrer\">DIY Hovercraft<\/a> at Education.com<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Create a smartphone projector<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"452\" title=\"4th Grade Science Experiments Projector STEM Laboratory\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Projector-STEM-Laboratory.jpg\" alt=\"Cardboard box with a magnifying glass embedded in it, with a smart phone \" class=\"wp-image-394575\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Projector-STEM-Laboratory.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Projector-STEM-Laboratory-400x301.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Projector-STEM-Laboratory-162x122.jpg 162w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Projector-STEM-Laboratory-300x226.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">The STEM Laboratory<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>No projector in your classroom yet? No problem! Have your students help you construct one for your smartphone using a cardboard box and <a href=\"https:\/\/www.amazon.com\/Magnifying-Foldable-Illuminated-Magnifier-Degeneration\/dp\/B0BTBHFDGZ?th=1&amp;linkCode=ll1&amp;tag=wear03e-20&amp;linkId=c276fb1188224beeba179d9817d52e97&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noreferrer noopener\">large magnifying glass<\/a>. They&#8217;ll learn about convex lenses and how the brain processes images too.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/thestemlaboratory.com\/smart-phone-projector\/\" target=\"_blank\" rel=\"noopener noreferrer\">DIY Smartphone Projector<\/a> at The STEM Laboratory<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Set up a pulley system<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"327\" title=\"4th Grade Science Experiments Pulleys 123 Homeschool 4 Me\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pulleys-123-Homeschool-4-Me.jpg\" alt=\"Pulley system made of cans and yarn mounted on a piece of cardboard\" class=\"wp-image-394518\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pulleys-123-Homeschool-4-Me.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pulleys-123-Homeschool-4-Me-400x218.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pulleys-123-Homeschool-4-Me-220x120.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pulleys-123-Homeschool-4-Me-300x164.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">123 Homeschool 4 Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>The science of machines never fails to fascinate kids. In this experiment, they&#8217;ll design their own pulley system to make it easier to lift an object.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.123homeschool4me.com\/2017\/02\/teach-your-child-to-engineer-their-own_21.html\" target=\"_blank\" rel=\"noopener noreferrer\">DIY Pulley<\/a> at 123 Homeschool 4 Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Design a working elevator<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"STEAM Challenge Build an Elevator\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/DjmqGOz7cQs?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>Engineering activities make for amazing hands-on learning. Challenge your 4th grade students to build an elevator that can safely lift a certain amount of weight.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Make a model seismometer<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"600\" title=\"4th Grade Science Science Sparks\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Science-Sparks.jpg\" alt=\"Paper cup suspended by strings, with a marker sticking out the bottom making lines on a strip of paper\" class=\"wp-image-421368\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Science-Sparks.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Science-Sparks-400x369.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Science-Sparks-132x122.jpg 132w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Science-Sparks-300x277.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Science Sparks<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>Explore the science of seismology and learn how scientists study earthquakes and their effects. This model seismometer is easy to build and fun to experiment with.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.science-sparks.com\/make-model-seismometer\/\" target=\"_blank\" rel=\"noopener noreferrer\">Model Seismometer<\/a> at Science Sparks<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Conduct an egg drop<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"549\" title=\"4th Grade Science Experiments Egg Drop Buggy and Buddy\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Egg-Drop-Buggy-and-Buddy.jpg\" alt=\"Paper straws taped around an egg in a triangle shape\" class=\"wp-image-394587\" style=\"width:794px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Egg-Drop-Buggy-and-Buddy.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Egg-Drop-Buggy-and-Buddy-400x366.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Egg-Drop-Buggy-and-Buddy-133x122.jpg 133w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Egg-Drop-Buggy-and-Buddy-300x275.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Buggy and Buddy<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>Here&#8217;s one more classic to add to our list of 4th grade science experiments: the egg drop! The great thing about this project is that kids can do it at any age, with different materials and heights to mix it up. Hit the link below to get an egg drop project designed just for 4th graders.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/buggyandbuddy.com\/stem-kids-egg-drop-project\/\" target=\"_blank\" rel=\"noopener noreferrer\">Egg Drop<\/a> at Buggy and Buddy<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Demonstrate Newton&#8217;s laws of motion with balloon rockets<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Balloon Rocket! Newton&#039;s Third Law of Motion.\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/iV3NXFkdUyw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>Who doesn&#8217;t love balloon rockets?! Your students will have a blast(off) displaying Newton&#8217;s third law of motion while learning about physics.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"energy\">4th Grade Motion and Energy Science Activities<\/h2>\n\n\n\n<p>Many 4th grade science standards include units on energy and motion. These energy science activities offer cool hands-on ways to spice up your classroom lessons.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Flick marbles to learn transfer of energy<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"548\" title=\"Fourth Grade Science: Marble Energy Transfer\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-marble-energy.jpg\" alt=\"Fourth grade science student flicking a marble along the ridge in a ruler\" class=\"wp-image-1430709\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-marble-energy.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-marble-energy-400x337.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-marble-energy-145x122.jpg 145w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-marble-energy-300x253.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Frugal Fun for Boys and Girls<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>This experiment is a bit of a thinker: What will happen when one moving marble hits several stationary marbles sitting in a row? Flick the first marble and find out!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/frugalfun4boys.com\/transfer-of-energy-science-experiment\/\" target=\"_blank\" rel=\"noopener\">Marble Energy Transfer<\/a> at Frugal Fun for Boys and Girls<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">See energy transfer in action with sports balls<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"DIY Easy Science Experiment | Amazing Science Experiments | Energy Transfer Experiment\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/h90xizaRTOg?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Place a tennis ball on top of a basketball and bounce them together to see how energy transfers from one object to another. This one is very easy, and kids will love seeing how high they can get the balls to bounce!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Go an on energy scavenger hunt<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"800\" title=\"4th Grade Energy Science Scavenger Hunt\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-grade-energy-science-scavenger-hunt.jpg\" alt=\"A printable energy scavenger hunt on bright green paper against a blue background\" class=\"wp-image-1496368\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-grade-energy-science-scavenger-hunt.jpg 800w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-grade-energy-science-scavenger-hunt-400x400.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-grade-energy-science-scavenger-hunt-768x768.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-grade-energy-science-scavenger-hunt-122x122.jpg 122w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-grade-energy-science-scavenger-hunt-50x50.jpg 50w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">The Science Penguin<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Emphasize the fact that energy is all around us in one form or another with this easy, free printable energy science activity. For a more advanced version, help students identify each kind of energy (kinetic, stored, heat, etc.) they find.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/thesciencepenguin.com\/2019\/10\/energy-interactive-science-notebook-photos.html\">Energy Scavenger Hunt<\/a> at The Science Penguin<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">See a heat-powered windmill demonstrate convection<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Make a Convection Heat Powered Windmill - Fun Kids Science Experiments\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/v2bYpjMDFVo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>Heat rises, and its interaction with cooler air creates convection currents. Find out how we can put convection to work for us with this 4th grade science craft project.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Capture waves in a bottle<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"604\" height=\"637\" title=\"Waves in a Bottle\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/waves-in-a-bottle.jpg\" alt=\"Plastic bottle with blue water and a toy ship inside\" class=\"wp-image-1496372\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/waves-in-a-bottle.jpg 604w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/waves-in-a-bottle-400x422.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/waves-in-a-bottle-116x122.jpg 116w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/waves-in-a-bottle-47x50.jpg 47w\" sizes=\"(max-width: 604px) 100vw, 604px\" \/><figcaption class=\"wp-element-caption\">What I Have Learned Teaching<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Here&#8217;s a quick and easy way to show wave action in a no-mess way. You don&#8217;t need to add a little ship to the bottle, but it does make it more fun!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/whatihavelearnedteaching.com\/making-waves-sound-wave-properties-fourth-grade-science-stations\">Waves in a Bottle<\/a> at What I Have Learned Teaching<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Assemble a wave machine<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Wave Machine Demonstration\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/VE520z_ugcU?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Medium<\/p>\n\n\n\n<p>Turn this one into a class cooperative activity, or try it as a science fair project idea. Either way, it&#8217;s an incredibly fascinating way to demonstrate the energy science of waves.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Use a Slinky to demonstrate types of waves<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Slinky Demonstration of Longitudinal and Transverse Waves\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/sRbSQ9wGA1I?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>A Slinky is more than just a toy\u2014it&#8217;s also a terrific science manipulative! Use it to see waves in motion, both longitudinal and transverse.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Watch gravity beads prove Newton&#8217;s laws<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"486\" title=\"4th Grade Science Teach Beside Me\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Teach-Beside-Me.jpg\" alt=\"Child holding a cup of blue bead strings, watching them flow out of the cup\" class=\"wp-image-421366\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Teach-Beside-Me.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Teach-Beside-Me-400x299.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Teach-Beside-Me-163x122.jpg 163w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Teach-Beside-Me-300x224.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Teach Beside Me<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>You&#8217;ll need a <em>loooooooong<\/em> string of beads for this experiment. Make your own by taping dollar-store strings together, or buy a <a href=\"https:\/\/www.amazon.com\/dp\/B09PC896Q7?&amp;linkCode=ll1&amp;tag=deals-facebook-group-20&amp;linkId=b8e995572efacc0e2b2ac0d02b00ae55&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">long bead garland<\/a>. Pile them in a cup and get the beads going; it&#8217;s fascinating to watch inertia and gravity at work.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/teachbesideme.com\/newtons-laws-experiment\/\" target=\"_blank\" rel=\"noopener noreferrer\">Gravity Beads<\/a> at Teach Beside Me<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Spin marble tops to learn about inertia<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"533\" title=\"Marble Tops\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/marble-tops.jpg\" alt=\"Colorful marbles glued together in several pyramidal shapes\" class=\"wp-image-1496373\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/marble-tops.jpg 800w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/marble-tops-400x267.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/marble-tops-768x512.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/marble-tops-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/marble-tops-50x33.jpg 50w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\">KidsActivities.com<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Glue together marbles in a variety of pyramidal patterns to form tops, then form hypotheses about which will spin best. Afterwards, kids will have fun new toys to play with!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/kidsactivitiesblog.com\/71168\/inertia-and-spinning-marbles\/\">Marble Tops<\/a> at KidsActivities.com<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Visualize the second law of motion with soda cans<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"newtons 2nd law ramp experiments a science with bobert video short\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/OF8MjW44xDA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Newton&#8217;s second law, concerning acceleration, force, and mass, can be a little hard to understand. This easy 4th grade science demo makes it a little easier to visualize.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"more\">More 4th Grade Science Projects and Activities<\/h2>\n\n\n\n<p>Use these cool science experiments to encourage a love of science, at home or in the classroom!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Measure a magnet&#8217;s attraction force<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"640\" height=\"524\" title=\"Fourth Grade Science: Magnets\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-magnets.jpg\" alt=\"Small magnet, paper clip, ruler, and instruction card\" class=\"wp-image-1430710\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-magnets.jpg 640w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-magnets-400x328.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-magnets-149x122.jpg 149w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-magnets-300x246.jpg 300w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/><figcaption class=\"wp-element-caption\">Ashleigh&#8217;s Education Journey<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Fourth grade science students already know that magnets attract metal objects. In this experiment, they&#8217;ll measure to see how close a magnet needs to be to an object for the attraction to work. Mix things up with <a href=\"https:\/\/www.amazon.com\/EUDAX-Education-Experiment-Icluding-Horseshoe\/dp\/B07FMBQQS1?&amp;linkCode=ll1&amp;tag=deals-facebook-group-20&amp;linkId=10c81e00597cc6cdf2c63957b0d55bc3&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">different sizes of magnets<\/a> and objects of various weights.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.ashleigh-educationjourney.com\/force-motion-stations\/\" target=\"_blank\" rel=\"noopener\">Magnet Measurements<\/a> at Ashleigh&#8217;s Education Journey<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">See light refraction in action<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"488\" title=\"Fourth Grade Science: Light Refraction\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-refraction.jpg\" alt=\"Student dipping a drawing into a glass of water, using light refraction to make the color disappear\" class=\"wp-image-1430711\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-refraction.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-refraction-400x300.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-refraction-163x122.jpg 163w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-refraction-300x225.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Ronyes Tech<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>This seems more like a magic trick, but we promise it&#8217;s science! Make colors seem to appear and disappear, change numbers into letters, and more.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.ronyestech.com\/2020\/05\/how-to-do-light-total-refraction-trick.html\" target=\"_blank\" rel=\"noopener\">Light Refraction<\/a> at Ronyes Tech<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">&#8220;Draw&#8221; on water with dry-erase marker<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Floating Dry Erase Letters Experiment (floating dry erase trick)\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/uo1qKHz_f3U?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>This is another one of those mind-blowing science demos that kids will want to try over and over again. Draw on a shallow bowl or plate with <a href=\"https:\/\/www.amazon.com\/1884309-Low-Odor-Markers-Assorted-8-Count\/dp\/B00I8OBAOU?&amp;linkCode=ll1&amp;tag=deals-facebook-group-20&amp;linkId=3c23e7f43f375b8e2b977354f4082452&amp;language=en_US&amp;ref_=as_li_ss_tl\" target=\"_blank\" rel=\"noopener\">dry-erase markers<\/a>, then slowly add water. The marker (which is insoluble in water) will float to the top!<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Paint with sunscreen<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"592\" title=\"Fourth Grade Science: Sunscreen Painting\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-sunscreen.jpg\" alt=\"Sun painted onto a piece of black construction paper using sunscreen\" class=\"wp-image-1430713\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-sunscreen.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-sunscreen-400x364.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-sunscreen-134x122.jpg 134w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/fourth-grade-science-sunscreen-300x273.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Team Cartwright<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Prove that sunscreen really does provide protection from harmful UV rays. Turn this into a full-blown experiment by trying different SPFs or comparing it to other creams or lotions without SPF.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/team-cartwright.com\/sunscreen-painting-steam\/\" target=\"_blank\" rel=\"noopener\">Paint With Sunscreen<\/a> at Team Cartwright<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Become human sundials<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"385\" title=\"4th Grade Science Experiments Sundials Scholastic\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Sundials-Scholastic.jpg\" alt=\"Fourth grade science students measuring their outlines drawn in sidewalk chalk on the playground\" class=\"wp-image-394516\" style=\"width:795px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Sundials-Scholastic.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Sundials-Scholastic-400x257.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Sundials-Scholastic-190x122.jpg 190w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Sundials-Scholastic-300x193.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Rhythms of Play<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Medium \/ Materials: Basic<\/p>\n\n\n\n<p>Choose a sunny day and grab some sidewalk chalk\u2014your students are about to become sundials! They&#8217;ll practice measuring skills and learn about the movement of the sun across the sky.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/rhythmsofplay.com\/human-sundial-shadow-science-experiment\/\" target=\"_blank\" rel=\"noopener\">Human Sundial<\/a> at Rhythms of Play<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Mine for chocolate chips<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"407\" title=\"4th Grade Science Sarahs STEM Stuff\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Sarahs-STEM-Stuff.jpg\" alt=\"Student's hand digging through a crumbled cookie to pull out chocolate chips\" class=\"wp-image-421349\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Sarahs-STEM-Stuff.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Sarahs-STEM-Stuff-400x250.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Sarahs-STEM-Stuff-195x122.jpg 195w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Sarahs-STEM-Stuff-300x188.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Sarah&#8217;s STEM Stuff<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>If you&#8217;re learning about mineral resources, this quick hands-on activity is an interesting way to explore the effects of mining. Kids have two minutes to find as many chocolate chips as they can in a cookie. Will they smash it up and destroy it entirely? Pick them out one by one? This experiment can lead to intriguing discussions.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/sarahsstemstuff.wordpress.com\/2017\/01\/14\/mining-for-chocolate-chips\/\" target=\"_blank\" rel=\"noopener noreferrer\">Mining for Chocolate Chips<\/a> at Sarah&#8217;s STEM Stuff<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Assemble an edible DNA model<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"449\" title=\"4th Grade Science Experiments DNA wikiHow\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-DNA-wikiHow.jpg\" alt=\"Student holding a DNA model made from Twizzlers, colored marshmallows, and toothpicks\" class=\"wp-image-394573\" style=\"width:793px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-DNA-wikiHow.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-DNA-wikiHow-400x299.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-DNA-wikiHow-163x122.jpg 163w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-DNA-wikiHow-300x225.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">wikiHow<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Use licorice sticks, four different-colored candies or fruits, and toothpicks to build an edible strand of DNA. Learn about chemical bonds and the helix shape, then eat your creation!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.wikihow.com\/Make-an-Edible-DNA-Model\" target=\"_blank\" rel=\"noopener noreferrer\">Edible DNA Model<\/a> at wikiHow<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Layer an edible soil model<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"300\" title=\"4th Grade Science Experiments Soil Super Teacher Blog\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Soil-Super-Teacher-Blog.jpg\" alt=\"Clear cup layered with chocolate chip bedrock, pudding subsoil, crushed cookie topsoil, and coconut grass\" class=\"wp-image-394517\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Soil-Super-Teacher-Blog.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Soil-Super-Teacher-Blog-400x200.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Soil-Super-Teacher-Blog-220x110.jpg 220w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Soil-Super-Teacher-Blog-300x150.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Super Teacher Blog<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Digging in the dirt is fun, but it&#8217;s even more fun when you can eat the dirt when you&#8217;re finished! Create edible soil-layer models, complete with gummy worms, for a simple earth science project. (<a href=\"https:\/\/www.weareteachers.com\/edible-science\/\" target=\"_blank\" rel=\"noopener noreferrer\">Find more edible science projects here.<\/a>)<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.superteacherworksheets.com\/blog\/edible-science-soil-layers-activity\" target=\"_blank\" rel=\"noopener noreferrer\">Edible Soil Layers<\/a> at Super Teacher Blog<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Turn a penny green<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"400\" title=\"4th Grade Science Experiments Pennies Buggy and Buddy\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pennies-Buggy-and-Buddy.jpg\" alt=\"Five pennies turned various shades of green\" class=\"wp-image-394505\" style=\"width:792px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pennies-Buggy-and-Buddy.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pennies-Buggy-and-Buddy-400x267.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pennies-Buggy-and-Buddy-183x122.jpg 183w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Pennies-Buggy-and-Buddy-300x200.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Buggy and Buddy<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Experiment with simple chemical reactions as you turn pennies green using vinegar. (Don&#8217;t forget to tell students that the Statue of Liberty is green for this very same reason!)<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/buggyandbuddy.com\/science-for-kids-make-a-penny-turn-green\/\" target=\"_blank\" rel=\"noopener noreferrer\">Penny Reactions<\/a> at Buggy and Buddy<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Use marshmallows to explore Boyle&#8217;s law<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"377\" title=\"4th Grade Science Hojos Teaching Adventures\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Hojos-Teaching-Adventures.jpg\" alt=\"Fourth grade science students holding large syringes filled with colorful marshmallows\" class=\"wp-image-421360\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Hojos-Teaching-Adventures.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Hojos-Teaching-Adventures-400x232.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Hojos-Teaching-Adventures-210x122.jpg 210w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Hojos-Teaching-Adventures-300x174.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Hojo&#8217;s Teaching Adventures<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Seeing Boyle&#8217;s law (which relates pressure and volume of gasses) in action makes it a little easier to understand and remember. This simple 4th grade science experiment uses marshmallows to make a great visual.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/hojosteachingadventures.com\/boyles-law-proven-by-a-simple-marshmallow-experiment\/\" target=\"_blank\" rel=\"noopener noreferrer\">Boyle&#8217;s Law<\/a> at Hojo&#8217;s Teaching Adventures<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Form ocean currents<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"600\" height=\"398\" title=\"4th Grade Science Experiments Currents Life Over Cs\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Currents-Life-Over-Cs.jpg\" alt=\"Glass pan full of blue and purple swirls of water, with ice cubes and plastic sea creatures\" class=\"wp-image-394579\" style=\"width:795px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Currents-Life-Over-Cs.jpg 600w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Currents-Life-Over-Cs-400x265.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Currents-Life-Over-Cs-184x122.jpg 184w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Currents-Life-Over-Cs-300x199.jpg 300w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><figcaption class=\"wp-element-caption\">Life Over C&#8217;s<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Basic<\/p>\n\n\n\n<p>Learning about oceanography? Demonstrate how ocean currents form using warm and cold water (and a few plastic sea creatures for extra fun!).<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/lifeovercs.com\/ocean-currents-science-experiment\/\" target=\"_blank\" rel=\"noopener noreferrer\">Ocean Currents<\/a> at Life Over C&#8217;s<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Understand the impact of non-renewable resources<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"610\" title=\"4th Grade Science The Owl Teacher\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-The-Owl-Teacher.jpg\" alt=\"Index cards with various pasta types glued to them, including rotini, rigatoni, and shells\" class=\"wp-image-421361\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-The-Owl-Teacher.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-The-Owl-Teacher-400x375.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-The-Owl-Teacher-130x122.jpg 130w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-The-Owl-Teacher-300x282.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">The Owl Teacher<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>This is a neat <a href=\"https:\/\/www.weareteachers.com\/earth-day-crafts-classroom-activities\/\">Earth Day activity<\/a>. Discuss the differences between renewable and non-renewable resources, then have your class form &#8220;companies&#8221; to &#8220;mine&#8221; non-renewable resources. As they compete, they&#8217;ll see how quickly the resources are used. It&#8217;s a great tie-in to energy conservation discussions.<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/theowlteacher.com\/teaching-about-nonrenewable-resources\/\" target=\"_blank\" rel=\"noopener noreferrer\">Non-Renewable Resources<\/a> at The Owl Teacher<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Explore blood components<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"650\" height=\"436\" title=\"4th Grade Science Experiments Blood Almost Supermom\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Blood-Almost-Supermom-1.jpg\" alt=\"Glass jars full of corn syrup, red candy, and marshmallows \" class=\"wp-image-421364\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Blood-Almost-Supermom-1.jpg 650w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Blood-Almost-Supermom-1-400x268.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Blood-Almost-Supermom-1-182x122.jpg 182w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-Experiments-Blood-Almost-Supermom-1-300x201.jpg 300w\" sizes=\"(max-width: 650px) 100vw, 650px\" \/><figcaption class=\"wp-element-caption\">Almost Supermom<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Use simple kitchen supplies to create a jar full of &#8220;blood&#8221; that includes plasma, platelets, red blood cells, and white blood cells. (You can even snack on the blood cells along the way!)<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/www.almostsupermom.com\/components-of-blood-experiment\/\" target=\"_blank\" rel=\"noopener noreferrer\">Blood Model<\/a> at Almost Supermom<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Create cool colors with candy<\/h3>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Skittles Diffusion Experiment (Chemistry)\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/lPs0LJK3gro?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Learn about diffusion in the sweetest way! Grab a bag of Skittles for this quick and easy 4th grade science project.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Wow them with glowing water<\/h3>\n\n\n\n<figure class=\"wp-block-image is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"400\" height=\"225\" title=\"Glowing Water Experiment\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-400x225.jpg\" alt=\"Three bottles of water, one clear, one glowing blow, and one glowing green\" class=\"wp-image-1462012\" style=\"width:800px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-400x225.jpg 400w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-272x153.jpg 272w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-768x432.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-217x122.jpg 217w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-490x275.jpg 490w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-556x312.jpg 556w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-388x218.jpg 388w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-258x145.jpg 258w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-660x370.jpg 660w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-300x169.jpg 300w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment-50x28.jpg 50w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/Glowing-black-light-experiment.jpg 800w\" sizes=\"(max-width: 400px) 100vw, 400px\" \/><figcaption class=\"wp-element-caption\">Cool Science Experiments Headquarters<\/figcaption><\/figure>\n\n\n\n<p>Difficulty: Easy \/ Materials: Medium<\/p>\n\n\n\n<p>Your students will ooh and aah at the result of this exploratory way to show phosphors in action with a black light, different types of water, and a highlighter. The results of this experiment might surprise both you and your students!<\/p>\n\n\n\n<p>Learn more: <a href=\"https:\/\/coolscienceexperimentshq.com\/glowing-water\/\">Glowing Water Experiment<\/a> at Cool Science Experiments Headquarters<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Keep the STEM excitement going with these <a href=\"https:\/\/www.weareteachers.com\/fourth-grade-math-games\/\">25 Fantastic Free 4th Grade Math Games<\/a>.<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\">Plus,&nbsp;<a href=\"https:\/\/www.weareteachers.com\/newsletters\/\" target=\"_blank\" rel=\"noopener noreferrer\">sign up for our newsletters<\/a>&nbsp;to get all the latest teaching tips and ideas, straight to your inbox.<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"683\" height=\"1024\" title=\"4th-Grade-Science-1\" src=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-1-683x1024.jpg\" alt=\"Whether you need 4th grade science fair project ideas or are a teacher looking for engaging experiments for the classroom, find them here!\" class=\"wp-image-1498677\" style=\"width:500px\" srcset=\"https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-1-683x1024.jpg 683w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-1-341x512.jpg 341w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-1-768x1152.jpg 768w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-1-81x122.jpg 81w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-1-33x50.jpg 33w, https:\/\/www.weareteachers.com\/wp-content\/uploads\/4th-Grade-Science-1.jpg 1000w\" sizes=\"(max-width: 683px) 100vw, 683px\" \/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>Did you know you can make plastic from milk?<\/p>\n","protected":false},"author":19269,"featured_media":1496379,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_mi_skip_tracking":false,"_exactmetrics_sitenote_active":false,"_exactmetrics_sitenote_note":"","_exactmetrics_sitenote_category":0,"ep_exclude_from_search":false,"show-affiliate-link":true,"disable-ads":false,"disable-related-posts":false,"_wat_selected_form":"737","footnotes":""},"categories":[2996],"tags":[180,3097,4337,138],"wat-content-type":[],"wat-grade":[2296],"_wat-campaign":[],"wat-subject":[52,2439],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>50 Fantastic 4th Grade Science Projects and Experiments<\/title>\n<meta name=\"description\" content=\"Whether you need 4th grade science fair project ideas or are a teacher looking for engaging experiments for the classroom, find them here!\" \/>\n<meta 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