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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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Check out this interesting middle and high school physics science fair idea explaining the formation of a new wave and the beat frequency of a sound wave.
High School
Physics
The goal of this science fair project is to attempt to build a perpetual motion machine and analyze the Laws of Thermodynamics.
High School
Physics

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