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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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Check out this fun high school science fair project idea to identify features of a mushroom and learn how do humans use fungi to their benefit?
Ninth Grade
Easy
Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.
High School
Hard
Thoroughly research image search engines. Consider possible improvements for visual search engines. Help design better image-matching engines.
High School
Hard
Science fair project that determines whether algae can be made to grow by feeding it supplementary carbon dioxide.
Sixth Grade
Seventh Grade
Science fair project that examines the biodiversity of ant populations in various locations.
Ninth Grade
Tenth Grade
Determines the extent that high school GPA predicts future income. Survey volunteers, divide GPA into 5 categories, compare income levels with GPA
High School
Medium
Choose a timeline to live without technology. Keep a journal of all the issues encountered. What are the benefits and cons of modern technology?
High School
Middle School
The objective of this project is to determine if a specific strategy for buying or selling stock in the stock market might be profitable over a period of time.
High School
Middle School
This science fair project idea explores edible things you didn't know you could eat.
High School
Food
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

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