Killer Sudoku Challenge 1 by Martin Duval (English) Paperback Book
21,78 €
Each number sequence in a cage must sum to the total indicated in the top left of the cage. No number repeats itself in a cage. The usual rule of Sudoku applies: each number from 1 to 9 appears only once in each column, row, and 3x3 box.
Jetzt bei Ebay: