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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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Showing 1 to 16 of 16
Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?
Ninth Grade
Easy
Research optical illusions and human auras. Understand why the probable cause of perception is mach bands.
High School
Middle School
Determine the growth rates of different types of human hair. Ask volunteers to not cut their hair until the end of experiment. Measure hair length.
High School
Middle School
This science fair project idea tests whether it is true that humans are in the morning than later during the day/night.
High School
Middle School
This science fair project idea explores how far the average human can see.
High School
Middle School
Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.
Sixth Grade
Seventh Grade
Study blind spots, run experiments in blind spot detection, design an original blind spot experiment, test your design on volunteers
High School
Medium
Science fair project that determines what neurons are, what they do and compiles this vital information in an illustrated book.
High School
Medium
Free science fair project idea that measures change in flexibility with age, using a variety of flexibility tests like Sit & Reach.
High School
Medium
This science fair project idea determines an average personâs ability to use their anaerobic power system over a period of 2 weeks.
High School
Middle School

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