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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 15 of 31
In this cool robotics project, construct a motorized robot with a sensor and put it through a maze test to find the number of errors it makes along the way.
Engineering
Ninth Grade
Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.
High School
Engineering
Science fair project that determines whether algae can be made to grow by feeding it supplementary carbon dioxide.
Engineering
Sixth Grade
This science fair project idea is develops a modern interior lighthouse design and encourages lighthouse preservation and restoration.
High School
Engineering
This science fair project idea outlines the principles and techniques behind paper batteries.
High School
Engineering
Science fair project in which you will build your own algae photobioreactor which will meet the physiological requirements of algae for maximum growth.
Engineering
Ninth Grade
This science fair project idea discovers new ways to use recycled materials and encourages new architectural design ideas.
High School
Engineering
Consult mechanics, automotive specialists for advice. Build a real engine or a scale model. Test and demonstrate its mechanical properties.
High School
Engineering
Research Earthship buildings. Draft a unique architectural design that repurposes used, discarded radial tires. Build scale model of structure.
High School
Engineering
This science fair project idea designs safe bicycle routes using GPS.
High School
Engineering

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