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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 901
This project examines whether and what associations exist between numbers and letters and colors.
Behavioral/Health Science
Middle School
Check out this cool science project idea to explore the differences in feeding behaviors of birds and if other species of birds also have color preferences.
Ecology
Elementary School
How does frost form?  How fast does it form? Do this simple science project using a plastic glass, rock salt and some water to learn about deposition.
Weather and Climate
Third Grade
This science experiment tests if dog saliva can really help heal wounds.
Health and Medicine
Elementary 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
What is the hydrologic cycle and how does it work? Check out this fun and easy science project where you will model and learn about Earth's water cycle!
Ecology
Oceans
It has long been believed that weather influences mood and behavior. This experiment will evaluate if weather can really impact the way people feel.
Behavioral/Health Science
Middle School
Analytical chemists perform chromatography to separate colors into pigments. Test the food coloring used in M&M's and Skittles candy in this fun project!
Forensic Science
Sixth Grade
Kids often ask, 'how tall am I?' This science fair project seeks to determine how well kids can guess their own heights.
Psychology and Sociology
First Grade
Kids build a desert food chain, desert food web, and desert food pyramid in this cool science fair project to learn about trophic levels and consumers.
Ecology
Fourth Grade

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