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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 11 of 11
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
In this science project, you will demonstrate the greenhouse effect and you will discover how materials of the Earth's surface affect the greenhouse effect.
High School
Middle School
In this science fair project, you will learn the differences between coarse-, medium-, and fine-textured soils.
High School
Middle School
This science fair project explores different types of endangered frogs, and why some are endangered while others are not.
Ninth Grade
Hard
In this science fair project, students use hot and cold water to simulate what happens when a warm front meets a cold one.
High School
Middle School
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
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
Is your kid crazy about science? Check out this selection of advanced science projects that revolve around the sun.
High School
Science Fair Project Ideas

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