Below is a list of the 1272 science fair project ideas on our site. To help you find a topic that can hold your interest, Science Buddies has also developed the Topic Selection Wizard.

Jun 10, 2025 · Science fair is an opportunity for students of all ages to ask big questions, conduct meaningful research, and make exciting discoveries. Browse hundreds of science fair project ideas …

Feb 8, 2024 · However, it’s easy to get stuck on what science fair project to do as there are so many ideas to choose from. In this article, we’ll explore 25 science fair project ideas that can hopefully …

Find the best STEM projects & science fair project ideas · Over 55 subjects · Easy science fair projects, Top 10 & more!

Mar 12, 2023 · Do you need a science fair project idea? We have 50 (and counting) science fair project ideas for kids of all ages that is sure to inspire your next science fair to be the best one ever!

Jan 19, 2026 · Discover 65+ science fair ideas for students, including easy biology, chemistry, physics, environmental, and human science projects for school experiments.

Jan 26, 2026 · In this guide, you will find 100+ creative science fair project ideas for every grade and STEM field, each designed to spark curiosity, encourage problem-solving, and make science exciting …

Jan 25, 2026 · Discover 8 winning easy science fair projects for kids! Our guide has step-by-step instructions for all ages to make your next project a success.

Jan 12, 2026 · If you’re a student looking for inspiration, this 2026 edition has 50+ exciting science fair project ideas from easy experiments to advanced engineering challenges.

Apr 26, 2025 · Science Fair ideas: Discover exciting 50+ science fair ideas to inspire creativity and innovation, with complete project guides.