Browse hundreds of science fair project ideas in various areas of science, from 3D printing to artificial intelligence. Find a topic that interests you and learn how to do it with Science Buddies.

Over 1,200 free science projects searchable by subject, difficulty, time, cost and materials. Browse the library or let us recommend a winning science project for you!

Find fun and simple science projects for kids of all ages with everyday materials. Learn about chemistry, physics, biology, and engineering with these cool experiments.

Find hundreds of fun and easy science experiments to do at home or for science fair projects. Explore categories, newest, most popular, or scroll down for tons of awesome experiment ideas.

Find 70 ideas for science experiments for high school in biology, chemistry, physics, and engineering. Learn how to design, conduct, and present your own science fair project with tips and resources.

Browse over 1,000 free science fair projects for kids on various topics and grade levels. Find experiments in biology, physics, chemistry, and more with detailed guides and tips.

Find 50 ideas for 8th grade science projects across biology, chemistry, physics and engineering topics. Learn how to do easy, medium or advanced experiments with simple materials and instructions.

In this article we’ll go over 25 science fair project ideas that can hopefully provide some inspiration and also don’t require fancy or expensive materials. Want even more inspiration, explore our Project Ideas Generator and find the project idea perfect for you.

Find science project ideas, answers, and tools for home and school. Explore the mixing behavior of liquids, make a simple puff switch with micro:bit, or try SimPandemic™ to see how a pandemic evolves.