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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 466 to 479 of 479
This science fair project idea demonstrates the property of bouncing in a fresh new way.
High School
Physics
Garlic has a distinctive smell health benefits. The purpose of this science fair project is to determine whether garlic inhibits the growth of bacteria.
High School
Middle School
In this science fair project, you will investigate polarized and unpolarized light. Use Education.com to find free science fair project ideas!
High School
Middle School
In this project, you will demonstrate Newton's third law of motion, that every action has an equal and opposite reaction due to the action of paired forces.
High School
Middle School
In this science fair project, you will measure the static friction (force needed to move an object) of an object. Use Education.com for science fair ideas!
High School
Middle School
In this science fair project, you will determine the direction of a magnetic field around a current-carrying wire. Use Education.com for science fair ideas.
High School
Middle School
In this science fair project, you will learn how to charge materials electrically by friction and induction. Use Education.com for free science fair ideas!
High School
Middle School
In this science project, you will demonstrate the greenhouse effect and you will discover how materials of the Earth's surface affect the greenhouse effect.
High School
Middle School
In this science fair project, you will study the Earth's crust and model the different types of faults and the types of stress that cause them.
High School
Middle School
In this science fair project, you will study the difference between the molecular structure of saturated and unsaturated triglycerides.
High School
Middle School
Test the effect of temperature, evaporation rate, and purity of solution on crystal information in this science fair project.
High School
Middle School
The objective of this project is to determine the safety stress range for a piece of balsa wood, while considering weight.
High School
Engineering
Students will investigate the illumination durations and intensities of different luminous substances of different colors of the spectrum.
High School
Medium

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