The Perplexus Rookie puzzle is a three-dimensional puzzle challenge like no other. Guide the metal ball through the maze finish--we guarantee you that it’s a lot harder than it looks. 75 barriers designed to keep the ball from getting to the end will step up your level of concentration. Highly recommended as a holiday gift or birthday present!
Command robotic creations with this cool construction kit!
Check out this captivating puzzle!
Experience a view of Earth's city lights from space with this cool set!
This microscope is so versatile you can even take it with you on a job site!
Infiniview comes with a 3.5" LCD screen and rechargeable Lithium Ion battery that will last up to 2 hours in the field.
Great reference card for chemistry and physics students.