True devotees of The Cube have long abandoned the classic Rubik's brand puzzle for faster, sleeker (and more expensive) 'speed cubes' that can twist at the high rates that racers demand. Alternatively ...

Walking through a toy store, one of the most recognizable items you’ll see is the iconic cube with six colored sides: the Rubik’s Cube. Chances are you’ve played with one, received it as a gift, or ...