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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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Showing 106 to 120 of 269
Science fair project that demonstrates the process known as refraction, which allows glasses and contact lenses to help people with poor vision.
Physics
Eighth Grade
Science fair project that tests how heat affects the chemical reaction between a seltzer tablet and a glass of water.
Chemistry
Seventh Grade
Science fair project that determines which materials cause the most friction by sliding blocks of wood down a ramp.
Physical Science
Seventh Grade
Science fair project that examines learn how the angle of incidence affects the efficiency of solar panels. How does a solar cell work?
Physics
Sixth Grade
Find out if most people can distinguish the difference between tones on different instruments.
Physical Science
Seventh Grade
Study emulsifiers and learn how work, use in food science, medicine, soaps and cosmetics. Identify which materials are created using an emulsifier.
Chemistry
Eighth Grade
The objective of this experiment is to identify common materials that absorb sound waves with the greatest efficiency.
Physical Science
Twelfth Grade
Science fair project that tests the effects of diluted soap on the size of bubbles blown from the solution. Will dilution cause smaller bubbles?
Physics
Eighth Grade
A great science fair project on solar oven design that helps kids learn about solar power and solar heating.
Physical Science
Seventh Grade
The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.
Physics
Ninth Grade
Science fair project which uses a camera to observe the surface of a balloon in the moment of its explosion.
Physics
Seventh Grade
Identify vitamin C in fruit juices and to determine which of the following juices contain the most vitamin C
High School
Chemistry
Determine whether fresh vegetables have more calories or less calories than canned vegetables.
High School
Chemistry

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