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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 project allows students to study the psychology of happiness.
Elementary School
Fifth Grade
This science fair project idea identifies the properties of soap bubbles and invents a new or improved bubble solution.
Elementary School
Fourth Grade
This science fair project demonstrates the principles of reflection through simple experiments involving mirrors and light.
Elementary School
Fifth Grade
The goal of this science fair project is to demonstrate current methods of detecting counterfeit money, in particular counterfeit detection pens.
Middle School
Easy
The goal of this science fair experiment is to demonstrate the effects of air pressure on objects and analyze applications of air pressure principles.
Elementary School
Third Grade
This science fair project idea outlines the practical applications of particular origami folding techniques.
High School
Applied Mathematics
This science project encourages students to investigate the Mozart Effect, the idea that classical music promotes learning.
Elementary School
Fourth Grade
The objective of this science fair project is to assess the benefits of the game system for improving player performance following use.
High School
Anatomy
Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.
High School
Medium

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