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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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This science fair project determines how age affects the speed that someone can change the focus of their eyes between near and far sightedness.
High School
Elementary School
This high school science fair project idea helps you compare the sensitivity of touch receptors in different areas of the body and between different people.
High School
Easy
Check out this fun science project idea to get a better understanding of unstable isotopes and the process of radioactive decay of isotopes through modeling.
High School
Easy
This project involves the programming and development of a 3D Rubik's Cube application using C++.
Ninth Grade
Hard
The goal of this science fair project is to evaluate the effect of heat on sound wave frequency.
Seventh Grade
Eighth Grade
Science fair project idea examines what is remembered from high school education. Formulate and administer high school curriculum tests to adults over 21.
High School
Hard
The objective of this project is to evaluate whether a top will spin at different rates during different phases of the moon.
Ninth Grade
Medium
Science fair project idea that measures fuel efficiency in cars. Calculate cost per mile by comparing fuel cost and consumption data.
High School
Medium
The objective of this science fair project is to determine the rate at which participants can respond to different patterns.
Tenth Grade
Medium
Free science fair project idea that examines the impact of gravity on a dropped carton of eggs. Design a device to protect the eggs from cracking.
High School
Middle School
Science fair project idea examines different techniques for memorization. Analyze results of memory tests to determine which method is most effective.
High School
Middle School
Free science fair project idea that examines cheating in school-age children. Project involves a task in which children are tested on various tasks.
High School
Hard

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