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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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In this cool psychology experiment, study how companies air commercials to strategically advertise to viewers who will buy their products.
Ninth Grade
Psychology and Sociology
Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis
High School
Medium
This science fair project idea measures out the sugar of various foods and find out whether people can correctly determine how much sugar is in common foods.
Elementary School
Fourth Grade

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