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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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This experiment tests which gender is better at catching how a magician performs his tricks.
Elementary School
Fifth Grade
Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.
High School
Medium
This science fair project idea determines whether volunteers remember more information presented orally or visually or kinesthetically.
Middle School
Medium
Do people only 'hear' what they want to hear? Explore pareidolia and psychoacoustics  with this easy science fair project that pits melody against white noise.
Eighth Grade
Psychology and Sociology
This project examines whether people's taste perception is influenced by what they see.
Elementary School
First Grade
How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.
Seventh Grade
Psychology and Sociology
This science fair project teaches kids experimental design and how to test if subjects can really sense if they are being watched.
Fourth Grade
Fifth 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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