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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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Showing 31 to 41 of 41
Science fair project in which you will start a fire from scratch without using matches or a lighter.
Fifth Grade
Sixth Grade
The goal of this evaporation experiment is to learn about how different external conditions affect drying time.
Second Grade
Third Grade
The project investigates how water and movement affects erosion.
Elementary School
First Grade
In this science fair project, you'll make a 'ghost' appear in a test tube, and learn about what happens when hot water and cold water interact.
Elementary School
First Grade
The projects describes the correlation between Gravel Run and Centreville Landing in terms of pH, dissolved oxygen, turbidity, and temperature.
Middle School
Ecology
Science fair project that determines whether windmills can be designed so that birds will not feed on them. Will they discriminate between different patterns?
Sixth Grade
Eighth Grade

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