The materials are simple, but you’ll need patience and physics to calibrate a spring and use it to test weights. Assemble a spring scale.Īpply Hooke’s Law to find out if the stretching of a spring can be used to accurately measure the weight of objects. You can make your own in a variety of ways, including burning it into wood or acrylic. Lichtenberg figures capture the branching path of electricity as it travels through an object. (As always, ensure kids are supervised around fire.) Remember those little black pellets that fire up into long snakes from Fourth of July? This is the same concept, but much bigger! The simple chemical reaction of sugar and baking soda makes it happen. Learn about engineering and the physics of optics along the way.
Build an infinity mirror.Įxperiment with optical illusions by creating a tunnel of lights that seems to stretch away into infinity. Test their cleaning power on a variety of stains and fabrics, and analyze your results. Get your laundry really clean.įind out if all those laundry detergent commercials are really telling the truth with this 8th grade science experiment. It’s a simple concept, but one that never fails to amaze. Use electrolysis to prove that water really is made up of hydrogen and oxygen. Concoct and test your own shampoo.Įver wonder what makes shampoo effective? In this experiment, you’ll cook up your own recipes and try them out to see which ingredients work best. This is an 8th grade science experiment with nearly endless possibilities. Use color-changing UV beads (readily available online) to test the protective power of medicine bottles, hats, clothing, and more. See an example in this YouTube Video, and learn more about Rube Goldberg machines here. Construct a Rube Goldberg machine.Ĭreate a machine to complete a simple task in the most complicated fashion! This is a neat 8th grade science project, because it allows you to use a variety of physics concepts in a fun way. It’s perfect for kids with an interest in all things computers. This intermediate Javascript coding project requires some very basic background programming knowledge. This is a simple 8th grade science project with really cool results. Prove that plants really do seek out the light by setting up a maze, simple or complex. You can change the color of fire by adding chemicals found at your local grocery store-what a sight! This experiment is easy to set up, but of course requires safety precautions. Discover the strength of interleaved paper. Examine the connection between personality and memory. Explore symbiosis with nitrogen-fixing bacteria.
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