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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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The objective of this science project is to determine whether the brain first processes colors, shapes, or words when given conflicting messages.
Eighth Grade
Psychology and Sociology
This science fair project idea determines whether the older population prefers darker, duller colors rather than bright and lush colors.
Middle School
High School
This science fair project idea explores how far the âdanger zoneâ is from different types of caution signs.
Elementary School
Fifth Grade
How well can people recall what they have observed. Test your knowledge in this fun experiment.
Elementary School
Fourth Grade
This cool music science fair project idea has kids determine the effect of music on memory. Can music improve our cognitive abilities? Why or why not?
Middle School
Psychology and Sociology
Kids often ask, 'how tall am I?' This science fair project seeks to determine how well kids can guess their own heights.
First Grade
Easy

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