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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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In this science fair project, students evaluate if astrological signs provide clues about people's personalities.
Behavioral/Health Science
Psychology and Sociology
This project will explore whether music influences physical endurance.
Behavioral/Health Science
Psychology and Sociology
This experiment explores how listening in to a one-sided conversation affects concentration.
Behavioral/Health Science
Psychology and Sociology
This science fair project evaluates if and how eating a large meal affects ability to perform mental tasks.
Behavioral/Health Science
Middle School
This experiment evaluates if the temperature of the environment that you work in affects your ability to perform mental tasks.
Behavioral/Health Science
Middle School
This project determines whether hands-on practice, mental practice, or no practice leads to better shooting of free-throws.
Behavioral/Health Science
Middle School
This experiment explores whether reading text on a computer screen or type on paper leads to better retention of the information read.
Behavioral/Health Science
Elementary 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 evaluates if the lighting in a room affects the speed at which test subjects perform mental tasks.
Behavioral/Health Science
Middle 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 social science experiment endeavors to determine whether certain types of animals provide greater physical and mental health benefits to their owners.
Behavioral/Health Science
Psychology and Sociology
Students identify variables that affect the duration of high school romances and analyze data to predict the success or failure of ongoing relationships.
Behavioral/Health Science
Psychology and Sociology
This experiment explores whether caffeine improves athletic performance.
Behavioral/Health Science
High 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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