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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 1 to 15 of 28
This science fair project idea determines if family members can recognize one another using only the sense of smell.
Forensic Science
Elementary School
Learn how to make an anemometer with step-by-step instructions in this cool science fair project idea for 4th grade.
Aerodynamics
Fourth Grade
Kids conduct a cool balloon rocket experiment in this fun science fair project idea. Does a greater volume of air mean a greater distance traveled?
Aerodynamics
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!
Forensic Science
Sixth Grade
In this wind tunnel experiment, you'll make a wind tunnel to test lift and airflow on a model plane and explore aerodynamics and the Bernoulli Principle.
Aerodynamics
Sixth Grade
Science fair project that develops latent fingerprints on a non-porous objects by converting superglue from a solid state to a gaseous state.
Forensic Science
First Grade
This science fair project uses paper chromatography to  investigate whether black, brown, orange, and purple are pure colors or mixtures of other colors.
Forensic Science
Elementary School
Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!
Forensic Science
Second Grade
Are you ready to pilot your own airplane? Well, then take to the skies with this high-flying project!
Aerodynamics
Elementary School
Find out whether people within a family tend to have matching fingerprints.
Forensic Science
Seventh Grade
Did you know that no 2 people have the exact same fingerprints? In this science project, learn about three basic fingerprint patterns: whorl, loop, and arch.
Forensic Science
Middle School

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