Fun hands-on STEM activities (science, technology, engineering, and math) activities for kids of all ages.

Below is a list of the 1248 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.

Jan 2, 2025 · Plan ahead to bring exciting science and engineering to your students all year long. Our STEM Calendar offers a roadmap for finding teaching materials and hands-on …

Explore classic and cutting-edge high school science experiments in this collection of top-quality science investigations.

May 16, 2025 · Looking for last-minute STEM ideas for the end of the year, for after testing, for a classroom warmup, or for a rainy day at home? Try these paper-based STEM activities!

Science Buddies' fourth grade science projects are the perfect way for fourth grade students to have fun exploring science, technology, engineering, and math (STEM).

Oct 1, 2025 · Science Buddies has science and engineering projects, activities, and experiments that tie in with Halloween and can make for great classroom, home, or independent science, …

Science Buddies' third grade science projects are the perfect way for third grade students to have fun exploring science, technology, engineering, and math (STEM).

Science Buddies' second grade science projects are the perfect way for second grade students to have fun exploring science, technology, engineering, and math (STEM). Our second grade …

To find a science fair project that is just right for you, browse our library of over 1,200 Science Fair Project Ideas or use the Topic Selection Wizard to get a personalized project recommendation.