Problem 3 is all about different nets close netA 2-D plan made up of the faces of a 3-D object. This can be folded to form the 3-D object. and working out which ones can fold into cubes or dice. Maths ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The brain twister that is the Rubik's cube has not only befuddled many people that have tried to ...

Ever since the Rubik’s Cube was released, it’s taunted almost a half billion tinkerers who think they can crack its confounding mysteries, only to be stymied by its maddening secrets. Now, it’s time ...