The most amazing new fidget toy on the market. Standing 3.5" tall, simply start it slowly tumbling forward and as it rights itself, nudge it again and keep it going. Go forwards, backwards, in circles, this one will keep you engaged for hours!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
Discover a world of kaleidoscopic effects within this perfectly clear prism of the Light Crystal!
An ancient toy featuring optical illusion and hands-on fun that never grows old!
The Star-Ball Magnetic Puzzle is the perfect creativity tool for innovators, artists, writers, students, and you!
Start a great hobby in electronics with this state of the art electronics project lab!
This project book and sample kit introduces you to shape-memory alloy technology!