Perform the classic rotational inertia physics experiment with this set. Race these two down an inclined plane and let your students predict which one will reach the bottom first. Both ring and disk have equal mass and radius but different mass distribution.
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
Build a model car that runs on hydrogen gas using a unique reversible fuel cell!
Learn about hydrogen fuel cells with this incredible kit!
Build over 100 exciting electronic projects with this easy to use kit!
Watch this laser pointer emit a cool purple beam!
Great tarantula specimen for the science classroom!