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How does a Speed Cube work (Fast Rubiks Cube)

The Magic Cube was invented by Ernő Rubik in 1974. Then in the 1980s it was renamed to the Rubik's Cube. The Speed Cube is a special version of the Rubik's Cube that is meant to be solved very quickly ...
NPR

The Rubik's cube is turning 50. This is how the iconic puzzle really works

The Rubik's Cube was created 50 years ago by Hungarian inventor Ernő Rubik. Over 500 million of them have been sold. Needless to say, the 3D puzzle has captured the imagination of countless students ...