Cube the world's smallest width of only 1 cm

According to the Metro.co.uk on November 14, Evgeny Grigorev, a computer programmer from Cheboksary, Russia, has designed a mini Rubik's Cube, which is just 1cm wide. The 32-year-old can normally solve the puzzle in about a minute but needs a few more to twist the delicate blocks into place on the mini version。