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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 science fair project idea tests for the existence of an ability known as remote viewing.
High School
Psychology and Sociology
This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.
Elementary School
Fourth Grade
This science fair project idea studies an optical illusion and explores whether a person is using their left or right brain hemisphere.
Elementary School
Fifth Grade
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 experiment tests which gender is better at catching how a magician performs his tricks.
Elementary School
Fifth 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
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
Do dogs understand English? Kids will find out with one of our favorite dog science fair projects that tests how dogs process human language and other cues.
Eighth Grade
Psychology and Sociology

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