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Physics Science Fair Project Ideas

Browse from many free physics science fair project ideas. These physics science fair projects are a great place to find ideas for an upcoming science fair.

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The objective of this science fair project is to explore which factors influence the height of a ball bounce.
Physics
Elementary School
Kids will make a beautiful rainbow in a jar and learn what enables different types of liquids to remain distinct in separate layers.
Physics
Second Grade
Bake some cookies with an oven that collects sunlight and traps the shorter wavelengths (heat!).
Physics
Middle School
This science fair project creates a visual model of whatâs happening to  sound waves as a car approaches and then leaves.
Physics
Fourth Grade
In this physics project children will use heat to change the air pressure inside a bottle causing a balloon set on top of the bottle to squeeze into it.
Physics
Kindergarten

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