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High School Science Fair Projects

Need a science fair project that's fun, engaging, and appropriately rigorous for a high school science fair? Education.com has assembled a rich collection of high school science fair projects and high school science fair project ideas written by our team of professional scientists, science teachers, and educational consultants. We offer free high school science experiments on every science fair topic, including physics, chemistry, biology, engineering, and even psychology. Check the boxes in the sidebar to filter your results, or use the search bar to find a winning idea for your upcoming science fair. Hundreds of good science fair projects are only a click away.

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Showing 16 to 30 of 77
Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.
High School
Middle School
Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.
Seventh Grade
Eighth Grade
Science fair project which determines whether a person's taste in music is dictated by the key that the song is written in.
Fifth Grade
Sixth Grade
This science fair project idea tests for the existence of an ability known as remote viewing.
High School
Psychology and Sociology
The objective of this science fair project is to determine the rate at which participants can respond to different patterns.
Tenth Grade
Medium
This science fair project idea examines  whether music has an effect on a person's ability to complete a simple task that requires concentration.
High School
Middle School
This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.
High School
Middle School
Science fair project which determines whether people are more likely to follow rules if they are easy to understand.
Fifth Grade
Sixth Grade
Science fair project that studies how the brain transforms man-made symbols into meaningful concepts.
High School
Medium
Learn the chemistry and physics of the brain, how our nervous system work. Demonstrate that the brain is an electrical and chemical machine.
High School
Psychology and Sociology

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