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Ultimate Sudoku

Ultimate Sudoku

Enjoy Ultimate Sudoku magazine and unlimited access to over 8,000 magazines on your mobile and tablet. All the magazines you can read for just NZD19.99 a month.

About Ultimate Sudoku

Each book has 100 puzzles Did you know? The smallest number of clues in a normal Sudoku puzzle is 17. But the best mathematical minds can’t tell us why. It's been proved that no Sudoku puzzle can have 16 or fewer clues and still have only one solution - but proved only by exhaustive computer searches, not math or logic

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