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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 31 to 45 of 182
This science fair project idea explores whether people have an innate feel for the passing of time from a few seconds to 20 minutes.
Psychology and Sociology
Elementary School
Evaluate gender differences in processing visual information.
Psychology and Sociology
Middle School
Handedness and footedness refer to whether people prefer to use their left or right hand and foot. In this experiment, test hand and foot dominance.
Genetics
Third Grade
This project explores whether people's choice of a 'random' number is not as random as it seems.
Psychology and Sociology
Elementary School
What are the benefits of good posture? Kids will learn about the cognitive effects of good posture through conducting and observing a controlled experiment.
Psychology and Sociology
Fifth 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
Learn about sound physics and do a survey experiment to explore the difference between sound and noise in this science project.
Psychology and Sociology
Third Grade
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
Are crickets affected by temperature? Test your knowledge! This project examines whether temperature has any effect on the chirping of crickets.
Psychology and Sociology
Elementary 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
This science fair project idea explores whether cats can be trained in the same way that dogs can.
Psychology and Sociology
Elementary School
In this science fair project, students evaluate if astrological signs provide clues about people's personalities.
Psychology and Sociology
High School
In this fun experiment, learn about brand awareness and the influence of media on children by testing logo recognition in different age groups.
Psychology and Sociology
Fifth Grade
This experiment uses personality assessments to evaluate if certain personality traits are more common in people with unusual first names.
Psychology and Sociology
Middle School
In this science fair experiment, middle school students evaluate whether tone of voice can influence our ability to remember a list of everyday objects.
Psychology and Sociology
Middle School

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