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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 project examines whether people's taste perception is influenced by what they see.
Elementary School
First Grade
In this enlightening transpiration experiment, kids will explore how the loss of water from plants through transpiration contributes to the water cycle.
Third Grade
Medium
Learn about the horizontal and vertical motion of a projectile in this cool physics science fair project idea for advanced middle and high school students.
Sixth Grade
Physics
Kids make a paperclip perform an act of magnetic levitation and test how effective various materials are at magnetic shielding in this science fair project.
Fifth Grade
Physics
In this science fair project, students create their own miniature salt flats at home.
Fourth Grade
Fifth Grade
Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!
Sixth Grade
Chemistry
Science fair project that identifies the differences between soils from different environments and attempts to figure out why those differences exist.
Fourth Grade
Easy

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