Even on my laptop’s tinny speakers, the sound is unmis­takable: the click-clacking, slip-sliding sound of a Rubik’s Cube whipping into shape. “It’s my first solve of the day,” says Australian ...
A Rubik’s Cube or “magic cube” can be configured over 43 quintillion ways, and every configuration can technically be solved in 20 moves or less. In practice, the most expert human cube solvers ...