Below is a list of the 1273 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.

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!

Feb 8, 2024 · In this article, we’ll explore 25 science fair project ideas that can hopefully provide some inspiration and don’t require fancy or expensive materials. Want even more inspiration? Explore our …

Whether you’re a student, teacher, or parent, this list of 100+ exciting and easy science fair project ideas is perfect for elementary, middle, and high school students.

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 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.

Jan 10, 2025 · In this blog, we’ll explore why great science fair project ideas are so important, how to come up with them, and provide practical tips for selecting the best project for your needs.

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 …

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