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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 174
Is it a square or a circle? See if you can trick your friends with this zany science project!
Second Grade
Psychology and Sociology
Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.
High School
Medium
Study the effect of music on random rote memory. Examine the practical application of music in learning and education.
Middle School
Medium
This science project has students study the idea of human beauty.
High School
Psychology and Sociology
What happens when 'coffee-addicts' miss coffee for 1 day? Find out in this science fair project idea!
Sixth Grade
Seventh 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 investigates the relationship between memory and age.
Middle School
Psychology and Sociology
This science fair project idea examines readersâ expectations in regard to literature.
High School
Medium
In this project, a mnemonic is used to test how it increases memory.
Elementary School
Fifth Grade
Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.
Elementary School
Third Grade

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