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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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Did you ever drink spoiled milk? Find out whether whole milk spoils at the same rate as 2% and skim milk.
Microbiology
Sixth Grade
Garlic has a distinctive smell health benefits. The purpose of this science fair project is to determine whether garlic inhibits the growth of bacteria.
High School
Microbiology

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