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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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Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.
High School
Medium
This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.
High School
Ninth Grade
This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.
High School
Elementary School
In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.
Ninth Grade
Psychology and Sociology
The objective of this project is to examine the impact of life experiences upon an individual's olfactory experience.
High School
Psychology and Sociology
In this science fair project, students evaluate if astrological signs provide clues about people's personalities.
High School
Ninth Grade

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