Chuck away your fidget spinners! The latest craze taking over little people's fingers is the rather oddly named Magic Cube Twist Speed Puzzle Toy: a spherical ball with different coloured mini-balls ...

The cube, of course, is the compact Rubik’s Cube, the bestselling 3D combination puzzle (a tasteful amount of memorabilia is strewn about the house) originally known as the Magic Cube, that Rubik ...