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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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What factor affects a person's choice: item location, or item color? Kids determine the answer to this question in this cool science fair project.
High School
Middle School
Study emulsifiers and learn how work, use in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.
Eighth Grade
Ninth Grade
Generate gas from garbage. The purpose of this science fair project is to simulate how landfills generate gases that can be used to create energy.
High School
Middle School
Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C
High School
Middle School
Determine whether fresh vegetables have more calories or less calories than canned vegetables.
High School
Medium
Determine which seeds are most likely to survive harsh winter conditions (low temperatures).
High School
Middle School
Wind is an important source of renewable, green energy. The purpose of this science fair project is to build and operate a windmill generator.
High School
Elementary School
Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.
High School
Middle School
introduction to organic chemistry. study what happens when polymer molecules are mixed with borax solution.
Ninth Grade
Chemistry
This science project has students study the idea of human beauty.
High School
Psychology and Sociology

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