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Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.

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High school students recreate Michael Faraday's experiment in this cool science fair project that induces current in a coil of wire.
Ninth Grade
Physics
Calculate the mass of the Earth using the sidereal and calendar period of the Moon and Newton's Law of Universal Gravitation in this physics science project!
Ninth Grade
Physics
Fudge is one of very few desserts people make at home that is actually crystalline. What happens when the fudge crystallizes at different temperatures?
Ninth Grade
Geology
Explore the wave-particle duality of light! Learn how light can behave as both a wave and a particle in this cool physics science fair project idea for kids.
Ninth Grade
Physics
This experiment investigates if stress alters body temperature.
Eighth Grade
Middle School
Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.
Eighth Grade
Easy

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