Aperçu gratuit du livre Effective sudoku. 400 collection puzzle.: Medium and hard levels. Calcudoku - Kakuro - Jigsaw killer - Tridoku. Holmes presents a collection of original classic sudoku to charge the mind. (plus 250 sudoku and 250 puzzles that can be printed).
Effective sudoku. 400 collection puzzle.: Medium and hard levels. Calcudoku - Kakuro - Jigsaw killer - Tridoku. Holmes presents a collection of original classic sudoku to charge the mind. (plus 250 sudoku and 250 puzzles that can be printed).