Big Book of Sudoku For Sudoku Lovers.Over 500 Puzzles with solutionsLevels 168 Easy, 168 Medium, 168 Hard High quality papersPerfect Gift for Seniors and Adults.
Big Book of Sudoku For Sudoku Lovers.Over 500 Puzzles with solutionsLevels 168 Easy, 168 Medium, 168 Hard High quality papersPerfect Gift for Seniors and Adults.