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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 31 to 45 of 77
Science fair project that identifies the nature of ionic and covalent bonds and determines how ionic and covalent compounds differ.
Ninth Grade
Tenth Grade
This free science fair project idea teaches you all about the earthworm! Use Education.com for science fair project ideas.
High School
Middle School
A great science fair project on solar oven design that helps kids learn about solar power and solar heating.
Seventh Grade
Eighth Grade
Create your own light bulb and test filaments of different thicknesses to see which keeps the bulb burning for the longest time.
High School
Middle School
Is temperature a requirement for solar energy uses? This project tests this theory and examines the amount of usable sunlight for solar-energy applications.
High School
Middle School
This science fair project idea lets you build your own wind tunnel and tests different models of paper airplane.
High School
Middle School
Use an Elihu Thomson apparatus, also known as a ring launcher, to learn about electromagnetism concepts and the properties of various metals.
Ninth Grade
Physics
Science fair project that uses distillation to convert salt water into fresh water.
Seventh Grade
Eighth Grade
Determine whether a hot liquid cools off faster when liquid is added before or after a two minute wait.
High School
Middle School

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