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Physical Science Projects & Project Ideas

Our team of professional scientists, science teachers and educational consultants has put together an excellent collection of free physical science projects for kids. These include physics science fair projects, science experiments, and demonstrations that help kids explore the world of classical mechanics, as well as other great physical science topics: our hair-raising magnet and electricity experiments are sure to spark your child's scientific curiosity. Whether you’re looking for science fair project ideas for your child’s upcoming science fair or your little one simply loves conducting physical science experiments, Education.com’s physical science section is a fantastic free resource.

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It's easy to do science in the kitchen with these fantastic food experiments for kids. Little gastronomers will observe the enzymatic activity of pineapple, quantify the amount of grease in potato chips, and discover effective ways to inhibit (or encourage!) mold growth on bread with this series of fun and enriching science fair projects. Bon Apptit!
Chemistry
Science Fair Project Ideas
Learn how to tell time by the sun with this cool science fair project idea that tracks how the accuracy of a sundial changes over time.
Physical Science
Third Grade
In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!
Physics
Fifth Grade
Is it amplitude? Weight? Length of string? Kids will discover what factors changing the period of a pendulum depends on in this fun and easy physics experiment.
Physics
Fourth Grade
Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.
Physics
Fifth Grade

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