Forty years ago, Ernő Rubik thought up the idea for the Rubik’s Cube in order to help teach three-dimensional design to his students. Today the number of Rubik’s Cubes sold worldwide is estimated at about 350 million.
A Twist of Fate: The Invention of the Rubik's Cube
Rubik's Cube in 'Scientific American', 1981
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A Twist of Fate: The Invention of the Rubik's Cube Lemelson Center
A Twist Of Fate: The Invention Of The Rubik's Cube Lemelson Center
Overview of Rubik's Cube and Reflections on Its Application in Mechanism, Chinese Journal of Mechanical Engineering, multiple cube
A Twist of Fate: The Invention of the Rubik's Cube Lemelson Center
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