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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 286
Learn about the fruit fly life cycle in this experiment. Capture fruit flies to examine various stages of insect metamorphosis.
Zoology
Fourth Grade
Explore the neural and mental mechanisms at play in mental imagery.
Psychology and Sociology
Middle School
Learn about the factors that influence group conformity.
Psychology and Sociology
Middle School
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
How do fish breathe? How do gills work? In this science project, learn about aquatic respiration and find a fish's breathing rate in different temperatures.
Zoology
Fourth Grade
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 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 science fair project idea examines  whether people can decode scrambled messages.
Psychology and Sociology
Middle School
Learn about savanna flora and fauna in this science project! Take a look at characteristics of tropical grassland plants and animals that help them survive.
Zoology
Third Grade
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
Slime mold is no longer classified as fungi! So what is it? In this cool science fair project, learn how to grow slime mold and explore its behavior.
Zoology
Sixth 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
What colors can dogs see? Do they only have black and white vision, or can they see other colors too? Find out in this cool science experiment!
Zoology
Seventh Grade

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