121 books • 18 series
Chain Sudoku Puzzle Books - 400 Easy to Master Puzzles 5x5 (Volume 1) (Chain Sudoku Puzzle Books, #1)
Binary Puzzle Books - 400 Easy to Master Puzzles 7x7 (Volume 1) (Binary Puzzle Books, #1)
Numbricks Puzzle Books - 400 Easy to Master Puzzles 12x12 (Volume 4) (Numbricks Puzzle Books, #4)
Diagonal Sudoku Puzzle Books - 400 Easy to Master Puzzles 6x6 (Volume 1) (Diagonal Sudoku Puzzle Books, #1)
Sudoku Jigsaw Puzzle Books - 400 Easy to Master Puzzles 8x8 (Volume 2) (Sudoku Jigsaw Puzzle Books, #2)
Classic Sudoku Puzzle Books - 400 Easy to Master Puzzles 9x9 (Volume 3) (Classic Sudoku Puzzle Books, #3)
Killer Sudoku Puzzle Books - 400 Easy to Master Puzzles 9x9 (Volume 3) (Killer Sudoku Puzzle Books, #3)
Calcudoku Puzzle Books - 400 Easy to Master Puzzles 7x7 (Volume 3) (Calcudoku Puzzle Books, #3)
Hidoku Puzzle Books - 400 Easy to Master Puzzles 9x9 (Volume 1) (Hidoku Puzzle Books, #1)
Straights Puzzle Books - 400 Easy to Master Puzzles 7x7 (Volume 3) (Straights Puzzle Books, #3)
Sudoku Jigsaw Puzzle Books - 400 Easy to Master Puzzles 6x6 (Volume 1) (Sudoku Jigsaw Puzzle Books, #1)
Suguru Puzzle Books - 400 Easy to Master Puzzles 7x7 (Volume 3) (Suguru Puzzle Books, #3)
Killer Sudoku Puzzle Books - 400 Easy to Master Puzzles 8x8 (Volume 2) (Killer Sudoku Puzzle Books, #2)
Numbricks Puzzle Books - 400 Easy to Master Puzzles 11x11 (Volume 3) (Numbricks Puzzle Books, #3)
Classic Sudoku Puzzle Books - 400 Easy to Master Puzzles 8x8 (Volume 2) (Classic Sudoku Puzzle Books, #2)
Calcudoku Puzzle Books - 400 Easy to Master Puzzles 6x6 (Volume 2) (Calcudoku Puzzle Books, #2)
Classic Sudoku Puzzle Books - 400 Easy to Master Puzzles 6x6 (Volume 1) (Classic Sudoku Puzzle Books, #1)
Straights Puzzle Books - 400 Easy to Master Puzzles 6x6 (Volume 2) (Straights Puzzle Books, #2)
Killer Sudoku Puzzle Books - 400 Easy to Master Puzzles 6x6 (Volume 1) (Killer Sudoku Puzzle Books, #1)
Numbricks Puzzle Books - 400 Easy to Master Puzzles 10x10 (Volume 2) (Numbricks Puzzle Books, #2)
Suguru Puzzle Books - 400 Easy to Master Puzzles 6x6 (Volume 2) (Suguru Puzzle Books, #2)
Calcudoku Puzzle Books - 400 Easy to Master Puzzles 5x5 (Volume 1) (Calcudoku Puzzle Books, #1)