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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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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 determine the path of an electrical current in a parallel circuit. Use Education.com to find science fair project 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 examine the functions of different food minerals and their effect on the human body.
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

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