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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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In this science fair experiment, kids will use the acid test to discover how to tell one mineral from another.
High School
Seventh Grade
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
How can Hooke's law explain how springs work? Learn about how Hooke's law is at work when you exert force on a spring in this cool science project.
Tenth Grade
Physics
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
This science fair project determines the average and individual concentrations of salt found in water from various points along an estuary.
High School
Middle School
In this project, you'll create Oersted's experiment, which relates to how electric currents create magnetic fields.
High School
Middle School
This science fair project idea explores the fastest average speed a human can talk.
High School
Middle School

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