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Discovery Education

Discovery Education: Science Fair Central: Choose a Project Type Inventions

For Students 3rd - 8th
Great ideas to get students started on an invention for a science fair. A list of ways students will design and engineer a solution to a problem will help students begin choosing a topic. Check out the list of general science topics,...
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Science Buddies

Science Buddies: Materials Science Project Ideas

For Teachers 9th - 10th
A list of projects ideas through which students test materials for various qualities, such as strength, flammability, density, and resistance to corrosion.
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Discovery Education

Discovery Education: Science Fair Central: Choose a Project Type Investigation

For Students 3rd - 8th
Discover how to approach a scientific question, and learn eight steps students will perform in doing so. Offers suggestions on how to ask a testable question as well as several examples.
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Science Struck

Science Struck: 8th Grade Science Fair Project Ideas

For Students 8th
A list of ideas for science fair projects for Grade 8.
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Science Struck

Science Struck: 22 Interesting Science Fair Projects for 6th Grade

For Students 6th
A list of 22 ideas for science fair projects for Grade 6, many with brief descriptions.
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NASA

Nasa Space Place: Do a Science Fair Project!

For Students 3rd - 8th
Your science fair project may do one of three things: test an idea (hypothesis), answer a question, and/or show how nature works. Learn the steps involved in a project and get some great topic ideas.
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Discovery Education

Discovery Education: Science Fair Central Choose a Project Idea

For Students 3rd - 8th
This helpful page from Discovery Education provides science fair ideas in Life Science, Earth Science, and Biology. Testable questions to get you started are listed beneath each domain.