What is the history of some of the most well-known puzzles, such as the Rubik's Cube or Sudoku, and how did they gain such widespread popularity?

What is the history of some of the most well-known puzzles, such as the Rubik's Cube or Sudoku, and how did they gain such widespread popularity?
Admin on April 10 2025 at 07:53 AM in Puzzles
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