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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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How do series and parallel circuits work, and which produces the brightest light in a light bulb? Construct both in this project and find out!
Electricity and Magnetism
Fifth Grade
Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?
Aerodynamics
Fifth Grade
The buoyant force of water explains why some objects float in water. But why do some objects sink? Find out in this physics experiment and learn about density.
Physics
Sixth Grade
In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.
Physics
Middle School
This science fair project idea determines the most effective method of preserving food.
Physical Science
Elementary School
Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.
Physics
Fifth Grade
Certain fruits can change gelatinâs ability to set. In this experiment, kids will discover what happens when gelatin meets pineapple enzyme.
Chemistry
Third Grade
Why doesn't the ocean freeze? Students answer this question by simulating the chemical composition and temperature of arctic waters in their own home.
Chemistry
Second Grade
Explore joule heating and resistance vs. temperature with this cool electricity science fair project that gets kids melting ice cubes with resistors.
Electricity and Magnetism
Eighth Grade
In this CD hovercraft science project, students will construct their own DIY hovercraft.
Physics
Fourth Grade

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