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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 16 to 30 of 34
This science fair project idea attempts to develop a new or improved eco-friendly packing material.
High School
Ecology
This science fair project idea determines the properties of rainwater and  examines the techniques for harvesting rainwater.
High School
Ecology
This science fair project idea deals with the qualities of shade on a sunny day.
High School
Ecology
This science fair project outlines the uses of gold and explores the monetary value of gold.
High School
Ecology
Research currently available fuel sources, and fuel manufacturing and processing techniques. Propose an alternative fuel source.
High School
Ecology
This study observes plants, insects and an animal living in proximity to a known source of EMF.
High School
Ecology
Make a list of items that need repurposing such as e-waste, batteries and mattresses. Invent your own original repurposed design.
High School
Ecology
A great science fair project on solar oven design that helps kids learn about solar power and solar heating.
Ecology
Seventh Grade
The objective of this project is to examine the ways in which a passive solar house may contribute to conservation of energy.
Ecology
Tenth Grade

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