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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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Develop a new system for predicting geographic changes. Demonstrate the nature of geographic change. Make logical predictions.
High School
Hard
Design a more versatile real estate website. Contact realtors and real estate websites for advice and further information. modify an existing design
High School
Hard
Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.
High School
Middle School
This science fair project outlines the uses of gold and explores the monetary value of gold.
High School
Ecology
Learn more about consumer preferences, product availability and pricing. Search ebay listings typing keywords of your choice. Interpret statistical analysis
High School
Medium
The apparent movement of the sun has been used to keep time since the bronze age. In this science fair project, kids plot solar time against mean solar time.
Eleventh Grade
Astronomy
This science fair project idea teaches about the size of two different systems: the solar system and an atomic system.
High School
Middle School
This science fair project idea examines reptile behavior and to determine whether reptiles are more active during warmer temperatures.
High School
Middle School
This science fair project idea examines if there is a reason that musical notes are at the pitches they are.
High School
Middle School
This science fair project idea explores what common compounds can be easily separated out in a centrifuge.
High School
Middle School

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