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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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Ant behavior is closely related to light intensity. This free science fair project idea examines how fast ants dig when they are exposed to to light and dark.
Fifth Grade
Middle School
Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.
High School
Hard
Hypothesize goldfish ability to display long term memory based on your experience training the fish. Evaluate the abilities of goldfish to succeed at tasks.
Middle School
High School
This science fair project idea determines effective strategies to help students stay awake and attentive.
Middle School
Medium
This science fair project collects information on the Internet about yourself and others.
Elementary School
Middle School
This science fair project determines the quality of a given product.
Middle School
High School
This science fair project demonstrates the 'power of conformity'.
High School
Hard
Learn about our response to scents that existed in our environment over evolutionary time and consider why scents might affect our mood state.
Middle School
Life Science
This science fair project idea studies the differences in gender perception between people.
High School
Psychology and Sociology
This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.
Middle School
High School

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