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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 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
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 experiment evaluates how a diet that is rich in 'mood-enhancing' foods affects the way people feel over several weeks.
High School
Ninth Grade
This science fair project idea is develops new or improved paper making techniques and encourages recycling.
Elementary School
Fourth Grade
This experiment investigates if stress alters body temperature.
Middle School
Sixth Grade
This science fair project idea explores the fastest average speed a human can talk.
Middle School
High School
The Galileo inclined plane physics experiment was one of the first ways scientists calculated acceleration due to gravity. Do it yourself in this project!
Seventh Grade
Physics
In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.
Fifth Grade
Psychology and Sociology
This project examines whether and what associations exist between numbers and letters and colors.
Middle School
Sixth Grade
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

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