Created in 1974 by Erno Rubik, it took the Hungarian architecture professor more than a month to solve his own puzzle
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Solving The Impossible Rubik's Cube, rubiscube
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Rubik's Cube inventor Ernő Rubik explains why it remains so
my Shumi Where I keep my geeky hobbies.
A Twist of Fate: The Invention of the Rubik's Cube
Rubik's Cube - Wikipedia
Rubik's Cube in 'Scientific American', 1981
The Rubik's Cube - The world of Cubing - Quora
How the Rubik's Cube became a million dollar idea - BBC News
Solving The Impossible Rubik's Cube, rubiscube
The Rubik's cube, the most popular toy ever, gets redesigned