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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 16 to 30 of 32
The purpose of this project is to determine if there are fluctuations in the rising and the setting of the sun and the position of the earth as it rotates.
High School
Earth & Space Science
This experiment will explore if a randomly iterated algorithm will result in a pattern.
High School
Physics
This science fair project explores different types of endangered frogs, and why some are endangered while others are not.
Ninth Grade
Hard
The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.
Seventh Grade
Eighth Grade
In this science fair project, learn how to model the hydrologic cycle, the continuous interchange of water between the oceans, land, plants, and clouds.
High School
Middle School
Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.
Sixth Grade
Seventh Grade
Explore this fun science fair project idea to investigate different microclimates in and around your home and their effects on the plant and animal life.
High School
Easy
A fun, life science sxperiment idea idea involving strategies for keeping birds away from crops using a distress call. What kind of distress call works best?
High School
Middle School

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