Discovery Education
Discovery Education: Science Fair Central: Choose a Project Type Inventions
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,...
Science Buddies
Science Buddies: Materials Science Project Ideas
A list of projects ideas through which students test materials for various qualities, such as strength, flammability, density, and resistance to corrosion.
Discovery Education
Discovery Education: Science Fair Central: Choose a Project Type Investigation
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.
Science Struck
Science Struck: 8th Grade Science Fair Project Ideas
A list of ideas for science fair projects for Grade 8.
Other
Chemistry Science Fair Ideas
A descriptive list of chemistry-oriented ideas that answer such questions as: Have you ever wondered what happens inside of an egg when it is hardboiled? How do products like Bounce act to soften clothes after they are washed and dried?...
Science Struck
Science Struck: 22 Interesting Science Fair Projects for 6th Grade
A list of 22 ideas for science fair projects for Grade 6, many with brief descriptions.
NASA
Nasa Space Place: Do a Science Fair Project!
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.
Discovery Education
Discovery Education: Science Fair Central Choose a Project Idea
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.