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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 45 of 340
This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.
Elementary School
Fifth Grade
In this science fair experiment, high school students fit the growth pattern of bacteria to a mathematical model and predict future colony expansion.
High School
Applied Science
This science fair project idea enhances awareness of local food production and food sourcing.
Elementary School
Middle School
This science fair project idea explores the fastest average speed a human can talk.
Middle School
High School
This science fair project teaches students the differences between fruits and vegetables.
Elementary School
Second Grade
This science fair project idea is develops new or improved paper making techniques and encourages recycling.
Elementary School
Fourth Grade

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