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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 254
The objective of this experiment is to evaluate whether funny advertisements are more or less effective than serious advertisements.
Psychology and Sociology
Tenth Grade
Learn about the role of Earth's rotation on the Coriolis Effect and hurricanes in this science project. Model the Coriolis Effect on a hurricane's direction.
Astronomy
Third Grade
This project examines whether people's taste perception is influenced by what they see.
Psychology and Sociology
Elementary School
This project examines whether people who are frequent users of Facebook feel less or more lonely than infrequent Facebook-users.
Psychology and Sociology
Middle School
In this fun science fair project, make two different scale models  of our solar system using Astronomical Units and planets' relative size!
Astronomy
Fourth Grade
Do people only 'hear' what they want to hear? Explore pareidolia and psychoacoustics  with this easy science fair project that pits melody against white noise.
Psychology and Sociology
Eighth Grade
This project examines the common belief that with increasing age, people are less willing to adopt new technology.
Psychology and Sociology
Fourth Grade
This science fair project idea discovers the average time it takes for a person to remember something completely.
Psychology and Sociology
Middle School
How do search engines work? What makes various search engines different? This project delves into the world of web crawlers, caching, indexing and algorithms.
Psychology and Sociology
Seventh Grade
Use applied math to model orbital eccentricity in this cool science fair project for 7th grade.
Astronomy
Eighth Grade
This project investigates whether chewing gum can help a majority of people with focus and concentration.
Psychology and Sociology
High School
This cool music science fair project idea has kids determine the effect of music on memory. Can music improve our cognitive abilities? Why or why not?
Psychology and Sociology
Middle School

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