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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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This science fair project idea explores whether there is a connection to the color a person wears and the way their emotional state is perceived by others.
Psychology and Sociology
Elementary School
This science project has students study a group of volunteer liars actively lying to study the behavior of a lie. Students see if they can figure out the truth.
Psychology and Sociology
Elementary School
This social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.
Psychology and Sociology
High School
This middle school science fair project evaluates test subjectsâ ability to determine what a person is feeling by reading their facial microexpressions.
Psychology and Sociology
Middle School
In this experiment, you'll make a seafloor spreading model to learn more about how plate tectonics work and create mid-ocean ridges.
Oceans
Fourth Grade
Which music genres have the fastest tempos? The slowest? This experiment determines if there's a relationship between beats per minute in a song and its genre.
Psychology and Sociology
Elementary School
Explore the neural and mental mechanisms at play in mental imagery.
Psychology and Sociology
Middle School
This experiment uses Rosenberg's Self Esteem Scale to evaluate if there is a correlation between family size and self esteem.
Psychology and Sociology
Middle School
Evaluate the efficacy of different pain management techniques.
Psychology and Sociology
Elementary School
Test whether spot magnets can help improve the symptoms of an injury.
Psychology and Sociology
Middle School
The objective of this sociologically-inclined experiment is to evaluate whether kids' toy preferences are hardwired or develop as they grow.
Psychology and Sociology
Middle School
Determine if left-handed people have faster response times.
Psychology and Sociology
Middle School
Determine if gender affects the ability to identify different smells.
Psychology and Sociology
Third Grade

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