Peter Butler (u. a.) | Sudoku Strategizer | Taschenbuch | Englisch (2011)
15,49 €
Even the more advanced puzzle solvers will benefit when their current techniques are applied together with the "Sudoku Strategizer". Sudoku Strategizer. The rules are simple: Fill in all the blank cells in such a way that each of the numbers 1-9 appear only once in each column, row and box.
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