This high-quality red laser pointer features a sturdy all-metal storage case and long opearting life (20,000hr +) solid-state laser diode.
A touch of joy. A touch of science. Light responds to your touch and to the music in your room!
Perform awesome experiments using everyday materials found in any kitchen!
A cool kit that helps you build your very own robotic arm!
This SUPER Erector Construction set is one of the best you'll find anywhere!
Check out this high-quality gyroscope!
Build 14 assorted solar robots, some of which can travel over water!