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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 1 to 15 of 486
This project examines whether and what associations exist between numbers and letters and colors.
Behavioral/Health Science
Middle School
4th graders construct an ocean food web to learn about consumers and trophic levels, food webs, and food chains in this cool ecology science fair project.
Zoology
Fourth Grade
Have you ever noticed the ridges on a dog's nose? In this project, we take several dogs' nose prints and discover just how unique they are!
Zoology
Fourth Grade
This experiment evaluates whether the phenomenon of 'choice blindness' occurs more often with men or women.
Behavioral/Health Science
High School
Learn how different types of soil affect how animal tracks form in this experiment!
Zoology
Kindergarten
In this science fair experiment, students learn about the scientific principles behind Doppler ultrasound.
Health and Medicine
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 science fair project idea determines if family members can recognize one another using only the sense of smell.
Forensic Science
Elementary 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 if personality affects the type of movies that people prefer.
Behavioral/Health Science
High School
Kids will make predictions about cricket behavior by conducting this fun and easy experiment which simulates different environments for crickets.
Zoology
Third Grade

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