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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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In this science fair project, students investigate the applicability of Benford's Law to many sets of everyday data.
High School
Tenth Grade
This science fair idea project identifies the active ingredients in soap and experiments with the properties of soap.
High School
Elementary School
In this science fair experiment, high school students determine if all proteins denature at the same temperature.
High School
Ninth Grade
This science fair project examines the different composition of fungi and plants.
High School
Ninth Grade
This science fair project explores whether musicians are better than non-musicians at distinguishing and understanding speech in noisy environments
High School
Ninth Grade
Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.
High School
Middle School
The objective of this project is to examine the impact of life experiences upon an individual's olfactory experience.
High School
Psychology and Sociology

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