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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 46 to 60 of 206
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
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 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
This science project investigates the influence of different genres of movies on appetite.
Psychology and Sociology
Middle 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 science fair project idea examines  whether people can decode scrambled messages.
Psychology and Sociology
Middle School
This project explores whether people's choice of a 'random' number is not as random as it seems.
Psychology and Sociology
Elementary School
This science fair project idea explores whether cats can be trained in the same way that dogs can.
Psychology and Sociology
Elementary School
Evaluate whether birth order influences personality.
Psychology and Sociology
Middle School
In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.
Psychology and Sociology
Ninth Grade
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
Do lefties just write different or are their brains different? This science project has students explore what it means to be left handed.
Psychology and Sociology
Fifth Grade
This science fair project evaluates the suggestibility of males versus females in copying the actions of those around them.
Psychology and Sociology
Middle School
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

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