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How to Play
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The rules of Sudoku are surprisingly simple. Just Count to Nine!
Every column, row, and 3×3 square must contain the numbers 1 through 9 exactly once.
Every Sudoku puzzle has exactly 1 solution that can be solved logically without guessing.
Example Sudoku using
step-by-step instructions.
Shop for Sudoku stuff at the
Count to Nine store!
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|  |  |  | | easy game 44745 |
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