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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 32
How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.
Computers
Seventh Grade
This science fair project idea determines if family members can recognize one another using only the sense of smell.
Forensic Science
Elementary School
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
Science fair project that designs a video game that requires players to use relevant skills.
Computers
Middle School
Science fair project that examines search engine optimization, internet search trends using a statistical study of searched keywords.
Computers
High School
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
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
Are you ready to be a detective for science? Then get out your magnifying glass and start studying fingerprints!
Forensic Science
Second Grade
Learn about the growing app design field by designing a new or improved app for smartphones.
Computers
High School
Find out whether people within a family tend to have matching fingerprints.
Forensic Science
Seventh Grade
Thoroughly research image search engines. Consider possible improvements for visual search engines. Help design better image-matching engines.
Computers
High School

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