Series:

Classic Sudoku 9 X 9

8 primary works

Book 1

Cover of 400 classic sudoku 9 x 9 + BONUS 250 Labyrinth puzzles very hard levels

Book 2

Cover of 400 classic sudoku 9 x 9 EASY LEVELS + BONUS 250 Labyrinth puzzles

Book 3

Cover of 400 classic sudoku 9 x 9 MEDIUM LEVELS + BONUS 250 Labyrinth puzzles

Book 4

Cover of 400 classic sudoku 9 x 9 HARD LEVELS + BONUS 250 Labyrinth puzzles

Book 5

Cover of 400 classic sudoku 9 x 9 VERY HARD LEVELS + BONUS 250 Labyrinth puzzles

Book 6

Cover of 400 classic sudoku 9 x 9 EASY - MEDIUM LEVELS + BONUS 250 Labyrinth puzzles

Book 7

Cover of 400 classic sudoku 9 x 9 MEDIUM - HARD LEVELS + BONUS 250 Labyrinth puzzles

Book 8

Cover of 400 classic sudoku 9 x 9 HARD - VERY HARD LEVELS + BONUS 250 Labyrinth puzzles