All Science Fair Projects

Over 1000 FREE Science Fair Project Ideas!

Effect of temperature on battery lifeFeatured science projectScience project video

Project videos

See our all-time most popular science projects
Search science fair projects Browse science fair projects
popular science fair projects
Complexity level:
Project cost ($):
Time required:
2 hour to prepare, 3 days for the science project experiment
Material availability:
Easily found at a hardware or department store
Safety concerns: