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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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Showing 61 to 75 of 2,330
Young physicists will wrestle with a discrepant event: the Hammer Ruler Trick. They'll make some inferences about torque, balance, and center of gravity.
Fifth Grade
Easy
In this science fair project, learn how a mineral streak is made and how it can help identify an unknown mineral.
Fourth Grade
Geology
This experiment evaluates how a diet that is rich in 'mood-enhancing' foods affects the way people feel over several weeks.
High School
Ninth Grade
In this science fair project, students examine how the flow rate in a stream affects the growth of aquatic plants.
Sixth Grade
Seventh Grade
We're all familiar with the idea that some songs âget stuck in your head.â This experiment explores the validity of that claim.
High School
Ninth Grade

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