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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 283
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
Find out if most people can distinguish the difference between tones on different instruments.
Physical Science
Seventh Grade
Demonstrate Newton's laws of motion by examining the relationship between mass, force, and acceleration during free-fall.
Physical Science
Eleventh Grade
Explore the properties of light and color using photographic filters. Take pictures of color spectrum, compare results of different filters.
Physical Science
Ninth Grade
Science fair project that examines the relationship between the size of a bubble and how quickly it falls. What is the correlation?
Physics
Seventh Grade
Science fair project that teaches you key definitions of molecular science, and how different isotopes of an element affect the relative atomic mass.
Chemistry
Eighth 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
Find a mathematical relationship between the intensity of a sound wave and distance from the sound source. Use a pedometer and a sound level meter.
High School
Physical Science
Look for correlation between pH values of commercial soaps and detergents and manufacturer claims about eye irritation hazards.
High School
Physical Science
Make stunning pendulum waves and learn the math behind the patterns generated with this cool and easy science project.
Physics
Tenth Grade
Science fair project that examines oxidation, reduction and chemical indicators by testing for the presence of the iodide in salt.
Chemistry
Sixth 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

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