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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 121 to 135 of 450
This experiment investigates if color preference changes as people grow older.
Behavioral/Health Science
Middle School
This science fair project idea explores whether cats can be trained in the same way that dogs can.
Psychology and Sociology
Elementary School
This project will explore whether music influences physical endurance.
Behavioral/Health Science
Psychology and Sociology
This project determines what percentage of test subjects react adversely to the sound of fingernails on a chalkboard and explores their physiological responses.
Behavioral/Health Science
High School
Evaluate whether birth order influences personality.
Psychology and Sociology
Middle School
This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.
Psychology and Sociology
Elementary School
This experiment investigates whether left-handed test subjects have better memories than right-handed participants.
Behavioral/Health Science
Seventh Grade
This science fair project evaluates the suggestibility of males versus females in copying the actions of those around them.
Behavioral/Health Science
Psychology and Sociology
This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.
Behavioral/Health Science
Psychology and Sociology
This science fair project teaches about mold. Students will test different foods to see which grow mold the fastest.
Health and Medicine
Elementary School
Evaluate whether people can raise the temperature of their finger using the power of their thoughts.
Psychology and Sociology
Middle School
Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.
Behavioral/Health Science
Psychology and Sociology

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