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Physics Science Fair Projects

Cultivate your child's inner Einstein with these physics science fair project ideas! Learn about the cool physics going on behind-the-scenes in our everyday lives. Whether you need physics science fair projects that would make Newton proud or a fun activity to inspire wonder in the universe, you've come to the right place.

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The objective of this science fair project idea is to  determine if sound travels best through the air, water or a solid.
Physics
Elementary School
This cool science fair project teaches kids about temperature, density and buoyancy using balloons that float with normal air. No helium required!
Physics
Third Grade
This experiment will explore if a randomly iterated algorithm will result in a pattern.
Physics
High School
With this science fair idea, little scientists will gain valuable insights into the physics behind throwing a baseball.
Physics
Fourth Grade
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
Examine whether males or females are more likely to have a higher center of gravity.
Physics
Middle School
Will the shape of an ice cube impact how fast the ice melts?
Physics
Fifth Grade
Kids will create their own version of Richard Feynman's rubber band heat engine to learn about thermodynamics with this cool science fair project idea.
Physics
Fifth Grade
A compass is a useful navigational instrument for determining direction relative to the Earth's magnetic poles. Learn how to use one in this science project!
Physics
Elementary School

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