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Science Fair Project Ideas

Education.com has assembled a vast collection of science fair project ideas written by science teachers, professional scientists, and educational consultants on popular science fair topics ranging from physics and chemistry to biology and even sociology. We offer free science fair ideas suitable for every grade level, be it preschool, kindergarten, elementary school, middle school, or high school. Check the boxes in the sidebar to filter your results, or use the search bar to find that perfect science fair project or experiment your child will be sure to love.

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Check out 10 of our favorite chemistry experiments for kids. Little mad scientists can learn about endothermic and exothermic reactions, electrolysis, oxidation, and combustion with easy experimental procedures that enlighten young minds while minimizing the need for specialized equipment.
Science Fair Project Ideas
Chemistry
In this fun science experiment, make a balloon car and test it on different surfaces to learn about sliding friction and rolling friction.
Sixth Grade
Easy
In this science experiment, do tensile strength test on fishing line, a strand of hair, a rubber band, and any other materials you're curious about!
Fifth Grade
Easy
Check out this fun and easy science fair project idea on germination of a seed and learn to identify exterior and interior parts of a bean seed.
Fifth Grade
Easy
This project explores if people more easily distinguish between faces of people of their own race or ethnicity compared to those of other races or ethnicities.
High School
Ninth Grade
Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.
Eighth Grade
Easy

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