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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 experiment will determine how different kinds of light affects the strength of baker√Ęs yeast.
High School
Microbiology
This experiment will explore whether fractals really repeat themselves infinitely.
High School
Applied Mathematics
This experiment will explore if a randomly iterated algorithm will result in a pattern.
High School
Physics
Demonstrate the relationship between mass, volume and density. Measure displaced water, and weigh object to calculate mass and density.
Tenth Grade
Eleventh Grade
This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.
High School
Ninth Grade
This science fair experiment organizes made-up elements to simulate Mendeleev when he made the periodic table of elements.
High School
Eighth Grade

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