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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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This science fair project compares the abilities of men and women to understand subtle communication through body language.
High School
Psychology and Sociology
Investigate the kinds of memories we tend to store and the emotions we store with them. Determine if memories have a strong emotional component.
Ninth Grade
Tenth Grade
This experiment will explore the possibility of a connection between lunar cycles and how humans are affected.
High School
Earth & Space Science
In this science fair project, high school students will try to determine the mathematical patterns in JS Bach's two movement preludes and fugues.
High School
Ninth Grade
This experiment will explore the possibility of creating an infinite object by hand.
High School
Applied Mathematics
This experiment examines if space objects become round after reaching a certain mass.
High School
Physics
How do crystals form? In this science fair project, students will use three different saturated solutions to see how different minerals form crystals over time.
Ninth Grade
Geology

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