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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 136 to 150 of 171
In this project, a mnemonic is used to test how it increases memory.
Fifth Grade
Psychology and Sociology
Free science fair project idea that examines the differences between cats and dogs. Analyze objective qualities rather than subjective ones.
Elementary School
Third Grade
Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.
High School
Hard
This science fair project idea studies the differences in gender perception between people.
High School
Psychology and Sociology
This science fair project idea explores  whether the color of surroundings affects human mood.
Middle School
Psychology and Sociology
This science fair project idea studies past and current fads and trends.
Middle School
Medium
It's rhyme time! With this science fair project idea, your child will find out which words can be considered easy rhyming words, and why.
Second Grade
Psychology and Sociology
This science fair project idea explores  discover whether there are any patterns or trends in the memories between different genders.
Middle School
Psychology and Sociology
Determine the efficiency of multi-tasking by comparing how long it takes students to complete different tasks. Collate data, complete Summary Chart.
High School
Medium
What factor affects a person's choice: item location, or item color? Kids determine the answer to this question in this cool science fair project.
Middle School
High School

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