Below is a list of the 1253 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.

1000 Science Fair Project Ideas by Subject Looking for a science fair project idea? Each of our science fair project idea has complete instructions with video. Get ideas for your science …

Apr 26, 2025 · In this guide, you’ll find over 50 carefully curated science fair ideas that are bound to impress judges and ignite your scientific passion. 1. Start Early and Plan Well. 2. Choose a …

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 …

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 …

Read this list of 200 science-fair project ideas. Circle all of the ones that sound interesting to you. 1. How does the temperature of a tennis ball affect the height of its bounce? 2. How does the …

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 …