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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 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 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 project will explore whether music influences physical endurance.
Psychology and Sociology
Middle School
The objective of this project is to examine the impact of life experiences upon an individual's olfactory experience.
Psychology and Sociology
High School
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 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 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
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
In this science fair project, students evaluate if astrological signs provide clues about people's personalities.
Psychology and Sociology
High 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
This science fair project idea examines  whether people can decode scrambled messages.
Psychology and Sociology
Middle School
In this simple science project, learn about what causes dew and what affects dew formation with a drinking glass, ice, and a soda bottle.
Weather and Climate
Fourth Grade

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