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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 16 to 30 of 174
In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.
Middle School
Psychology and Sociology
This science project investigates the influence of different genres of movies on appetite.
Middle School
Psychology and Sociology
This project explores whether people's choice of a 'random' number is not as random as it seems.
Elementary School
Fourth Grade
In this science fair project, students investigate how different colors influence appetite.
Eighth Grade
Psychology and Sociology
This science fair project idea examines how well individuals can remember a story they were told and how accurately they pass that story along.
Elementary School
Fifth Grade
This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.
High School
Ninth Grade
In this science fair project, students evaluate the alleged pain-relieving properties of amber.
Middle School
Seventh Grade
Learn about our cognitive capacity of attention and to learn about factors that influence attention.
Middle School
Psychology and Sociology
Science fair project which determines whether people are more likely to follow rules if they are easy to understand.
Fifth Grade
Sixth Grade
Science fair project in which you will stage an election campaign to determine whether people are more swayed by a positive ad or negative ad.
Seventh Grade
Eighth Grade

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