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.

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 …

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 26, 2026 · 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 19, 2026 · These science fair projects include everything from simple chemistry experiments and physics projects for school to environmental science experiments and health and human science …

Let our Science Fair Coach guide you! 1. Lemon Juice Invisible Ink. 2. How to Make Oobleck: Is it a Liquid or Solid? 3. Magical Color-Changing Lava Lamp. 4. Egg in a Bottle. 1. My Pet Rock in the …

This list of 100+ exciting science fair projects covers all grade levels and subjects! Whether you’re looking for a quick and easy project or something more advanced, there’s an experiment here for you.

Jun 26, 2025 · Explore 1000s of Free Science Fair Projects 2025, Kids Projects, Expo Ideas, Exhibition Topics, Working Craft Models, Science Experiments with Creative Ideas on for Aerodynamics or …

Jan 12, 2026 · Here are 10 exciting science fair projects that stand out in 2026. These popular ideas aren’t listed elsewhere in the article and provide fresh perspectives for your experiment. Plus, some …

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 …