Hi Shapeways fans, Trinity Ring is an easy three-band puzzle ring. Unlike traditional puzzle rings, these rings come apart. The benefit is that...
Hi Shapeways fans, Rainbow Ring is a six-band puzzle ring. Like any puzzle ring, the object is to scramble the rings and then bring them back...
Hi Shapeways fans, Simple Slide was proposed by David Tzur. David managed to prototype a 2x2x2 cube, in which one quarter can be slid up and...