Free Topic Selection Wizard, science fair project ideas, step by step how to do a science fair project, Ask an Expert discussion board, and science fair tips for success.

Anytime can be the right time to explore STEM (science, technology, engineering and math). Explore our favorite experiments, engineering challenges and demonstrations with these fun …

Below is a list of the 1251 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.

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.

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

Browse through detailed information on dozens of careers to discover what scientists, engineers, and other STEM professionals really do and what it takes to prepare for these careers.

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.

Build a paper roller coaster in this fun science activity that demonstrates kinetic and potential energy.

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

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