Mathematicians and hobbyists have had a half-century of fun exploring the 43 billion billion permutations of Erno Rubik’s creation. “My method was understanding,” Erno Rubik said of the iconic twisty ...
The Rubik's Cube turns 50 this year and, under the ownership of Spin Master, it shows no signs of retirement. The iconic 3-by-3 grid has graced T-shirts, been turned into keychains, inspired ...