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.

Mar 12, 2023 · We will show you the best way to take an simple experiment, add in the scientific method, add practical applications and make a cool science fair board for a next level worthy of …

Dec 16, 2024 · While some experiments require expensive lab equipment or dangerous chemicals, there are plenty of cool projects you can do with regular household items. We’ve rounded up a big …

Jan 1, 2026 · Finding the right project can feel like searching for a needle in a haystack, but a great idea is the first step toward a blue ribbon. This guide is your magnet, designed to pull you toward 10 …

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 …

Explore the exciting world of science with an easy science fair project that you can do at home using simple materials. Any one of these easy science fair projects will teach you important scientific …

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 …

Nov 11, 2025 · Science fairs give students the chance to explore real-world questions through hands-on experiments and discovery. Whether they’re growing plants under colored lights, building simple …

Jan 12, 2026 · Explore winning science fair project ideas for 2026! From easy experiments to advanced STEM challenges - perfect for students of all levels.

Science experiments you can do at home! Explore an ever growing list of hundreds of fun and easy science experiments. Have fun trying these experiments at home or use them for science fair project …