To calculate the edge of a cube: Count the number of cm³ in the top layer. There are 16 unit cubes. The top layer of the cube has a volume of 16 cm³. Image caption, Each layer has the same ...

When Lucas Etter's grandparents bought him a Rubik's Cube while he was visiting their retirement home, it was mainly to pass the time. Fast-forward two years, and that pastime is now an obsession.

Sandra from Victoria, Australia, was given a free eight cube unit from Kmart that costs $37 in-store and was compelled to transform it into a designer-inspired piece. To begin her cabinet up-cycle ...