Sudoku No Four in a Row - 200 Hard to Master Puzzles 10x10 (Volume 31) by Dart V
15,85 €
The task is to fill in the grid so that four consecutive identical symbols never appear in any row, column or diagonal. The puzzle book contain by Dart Veider. - 200 Puzzles. - 2 Puzzles per Page. Author Dart Veider.
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