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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 151 to 165 of 308
Research basic components of vacuum cleaners, consult vacuum cleaner manufacturers for advice. Design vacuum with attachments that change automatically.
Engineering
High School
Thoroughly research image search engines. Consider possible improvements for visual search engines. Help design better image-matching engines.
Computers
High School
This project will explore whether people are emotionally susceptible to suggestions of both humor and sorrow.
Psychology and Sociology
High School
This science fair project idea examines whether boys and girls differ in reflexes.
Psychology and Sociology
Elementary School
It's the day before the test, and you still have a ton to memorize! Sound familiar? Test memorizing techniques to help yourself out next time.
Psychology and Sociology
Elementary School
This science fair project idea explores how length affects the weight a bridge can hold.
Engineering
Elementary School
Design a survival kit. Brainstorm various survival scenarios. Address basic human requirements and natural resources. Describe each tool as well uses.
Engineering
Elementary School
This science fair project idea investigates the relationship between memory and age.
Psychology and Sociology
Middle School
This science fair project idea discovers new ways to use recycled materials and encourages new architectural design ideas.
Engineering
High School
Science fair project idea helps conceptualize probability. Compare probabilities and outcomes of cards drawn from a standard playing deck.
Applied Mathematics
Middle School
This science fair project idea designs a unique, eco-friendly living space and  encourages advances in green architecture.
Engineering
High School
Look at people's face shape. Do you think their face shape affects your perception of kindness? Find out more in this science fair project idea!
Psychology and Sociology
Seventh Grade
This science fair project idea tests the efficiency of short term memory.
Psychology and Sociology
Middle School
This science fair project idea increases the space efficiency of living areas and  encourages economic improvements via new real estate ideas.
Engineering
High School
This science fair experiment examines the relationship between gender, age, and smiling.
Psychology and Sociology
Middle School

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