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Rubik's Cube Turns 40

The May 19 Google doodle pays tribute to the invention in the spring of 1974 of the Rubik's Cube by Hungarian inventor and architect Erno Rubik.

The famous cube has gotten its share of coverage in MAA publications over the years. Here, in celebration of the puzzle's 40th birthday, is a selection of related papers:

News Date: 
Monday, May 19, 2014