In 1974, a Hungarian architect, Ernő Rubik invented his best selling puzzle. Over the next forty years, more than 350 million Rubik's Cubes were sold all over the world. Show more
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In 1974, a Hungarian architect, Ernő Rubik invented his best selling puzzle. Over the next forty years, more than 350 million Rubik's Cubes were sold all over the world. Show more
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