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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 259
In this fun project, use a memory game to test various age groups and determine whether aging directly affects short-term memory loss.
Psychology and Sociology
Fifth Grade
This science fair project idea discovers the average time it takes for a person to remember something completely.
Psychology and Sociology
Middle School
This experiment determines if the color that a person wears when you first meet them influences your initial impression of their personality.
Behavioral/Health Science
Middle School
This experiment evaluates whether the phenomenon of 'choice blindness' occurs more often with men or women.
Behavioral/Health Science
High School
This project investigates whether chewing gum can help a majority of people with focus and concentration.
Behavioral/Health Science
Psychology and Sociology
This experiment evaluates how a diet that is rich in 'mood-enhancing' foods affects the way people feel over several weeks.
Behavioral/Health Science
High School
Can playing video games trigger an adrenaline rush even though there's no real danger? In this cool experiment you'll learn all about how fight-or-flight works!
Psychology and Sociology
Eighth Grade
This experiment investigates whether paper color influences people's ability to remember the information that they read.
Behavioral/Health Science
Middle School
Learn about the factors that influence group conformity.
Psychology and Sociology
Middle School
This experiment investigates whether smell can be used to enhance test subjects' memories.
Behavioral/Health Science
Middle School
This experiment uses personality assessments to evaluate the prevalence of specific character traits in left-handed and right-handed people
Behavioral/Health Science
Middle School
This science fair project explores whether musicians are better than non-musicians at distinguishing and understanding speech in noisy environments
Behavioral/Health Science
High School
This social science experiment assesses whether the timing of peak mental performance shifts from afternoon to morning as we age.
Behavioral/Health Science
High School
Does fear cause the same physiologic responses in men and women? This experiment measures people's blood pressure and heart rate while watching a scary movie.
Behavioral/Health Science
Middle School

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