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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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The goal of this science fair project is to demonstrate different ways to generate static electricity and record its effects.
Electricity and Magnetism
Elementary School
A great science fair project on solar oven design that helps kids learn about solar power and solar heating.
Physical Science
Seventh Grade
In this free science fair project idea, we construct gears to turn a simple machine into a more complex compound machine.
Physics
Elementary School
Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.
Physical Science
Seventh Grade
In this free science fair project, learn what and how to identify carbonates.  Use Education.com for free more science fair project ideas!
Chemistry
Elementary School
The objective of this science experiment is to evaluate the affects of high and low heat capacity on a material's heat retention ability.
Physical Science
Eighth Grade
The objective of this science project was to build a model of a volcano and observe reaction between different substances, including baking soda and vinegar.
Physical Science
First Grade
Explore the role of starches as thickening agents in food, and learn about the chemical properties of starch in the process.
Chemistry
Sixth Grade
These science fair experiments demonstrate the chemistry of rust and the oxidation process.
Chemistry
Elementary School
Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.
Chemistry
Sixth Grade

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