The most convenient reference guide available - the Periodic Table Pen. This pen holds a double-sided, updated Periodic Table. The back side is a handy alphabetized list of fundamental physical constants. A great reference right at your fingertips for both students and teachers!
This classic desk toy will keep you amused! Large, 7 inch tall version.
See the solar system in action!
This great rock tumbling kit comes with everything you need to polish stones and gems!
Spin science into art with this awesome toy!
NEW 2016 DESIGN! This hip red tee features Pi to 1000 decimal places on an ultra soft 100% cotton shirt.
Create your own super-versatile laser ray box for teaching optics with this set of three snap laser pointers.