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High School Science Fair Projects

Need a science fair project that's fun, engaging, and appropriately rigorous for a high school science fair? Education.com has assembled a rich collection of high school science fair projects and high school science fair project ideas written by our team of professional scientists, science teachers, and educational consultants. We offer free high school science experiments on every science fair topic, including physics, chemistry, biology, engineering, and even psychology. Check the boxes in the sidebar to filter your results, or use the search bar to find a winning idea for your upcoming science fair. Hundreds of good science fair projects are only a click away.

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Research camouflage products and techniques, test quality by timing volunteers. Calculate the average length of time to recognize the subject.
High School
Medium
In this experiment you observe fires of different colors: white, blue-violet, and green.
High School
Middle School
Store seeds under three different environmental conditions. Plant seeds in carefully marked groups, watch them grow. Compare results.
High School
Medium
This science fair project idea outlines the principles and techniques behind paper batteries.
High School
Engineering
This science fair project idea examines which is the best way to get rid of water stains (stains caused by just water) on fabric.
High School
Middle School
In this experiment, you experiment with laser jet toner, a magnetic fluid, as it moves, bubbles, and forms unique shapes.
High School
Middle School
Research long-term effects and draft a questionnaire about frequency of marijuana use and average annual income. Interpret findings in a detailed report
High School
Medium
In this experiment, recycled objects are separated to demonstrate how mixtures are made and the variance in the physical properties of their ingredients.
High School
Middle School
Study history of aerodynamics of arrow design to create a perfect arrow. Test arrows by shooting at an archery target.
High School
Hard
Administer IQ tests to volunteers. have one group practice typical IQ test problems. Then compare results of the two groups.
High School
Medium

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