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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 91 to 105 of 139
In this project, different childproof containers are tested to see how childproof they really are.
Elementary School
Fifth Grade
This experiment investigates whether the Ranschburg Effect is observed more frequently in older or younger adults.
High School
Ninth Grade
Learn about our cognitive capacity of attention and to learn about factors that influence attention.
Middle School
Psychology and Sociology
This experiment uses a voice recorder to monitor the progression of a message in the telephone game as it deviates from the original.
Middle School
Medium
Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.
High School
Hard
Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.
Middle School
High School
This science project challenges high school students to study the linguistic evolution of text messaging.
High School
Behavioral/Health Science
This project compares the national anthems of several different countries to determine if there is a correlation between tempo and a country's latitude.
Middle School
Sixth Grade
The goal of this science fair project was to examine how different angles of decline affect the tipping point of a vehicle.
Eighth Grade
Ninth Grade
Free science fair project idea that examines the ergonomics of your environment. Redesign your living space to be better suited to your lifestyle.
Middle School
Medium
Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.
Elementary School
Third Grade

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