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A Sudoku Puzzle is solved by filling the numbers from 1 to 9 into the blank squares. At What is Sudoku you will find information about Sudoku and a solving example.

Help how to play this Sudoku online game is found at Help/Manual.

You can download and print Sudokus at Print Sudoku for free. In the archive are the Sudoku PDFs of the last two months, and daily there will be a new Sudoku PDF waiting for solving.