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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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In this science fair experiment, high school students determine if all proteins denature at the same temperature.
High School
Ninth Grade
Examine the effect of pressure on carbonation in soda.
Elementary School
Fourth Grade
Find out whether pacing in long-distance running actually acquires for drastic changes in finishing times versus running super-fast at the start.
Middle School
Medium
Time to look at our faces! Are they symmetrical or asymmetrical? Find out in this science fair project idea.
Sixth Grade
Seventh Grade
Science fair project which examines the chemical reaction of a candle flame with various gases in order to determine the identity of the gas.
Seventh Grade
Eighth Grade
Science fair project which determines whether plants are able to get enough nutrients from different types of garbage.
Fifth Grade
Sixth Grade
This science fair project idea examines the distance a person travels on an average day and to relate that to an understanding of the size of the Earth.
Elementary School
Fifth Grade

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