511 books • 54 series
Master of Puzzles - Suguru, Jigsaw Sudoku, Binary, Killer Sudoku 400 Easy Puzzles Vol.5 (Master of Puzzles, #5)
Master of Puzzles - Suguru, Jigsaw Sudoku, Binary, Killer Sudoku 400 Hard Puzzles Vol.7 (Master of Puzzles, #7)
Master of Puzzles - Suguru, Jigsaw Sudoku, Binary, Killer Sudoku 400 Medium Puzzles Vol.6 (Master of Puzzles, #6)
Master of Puzzles - Suguru, Jigsaw Sudoku, Binary, Killer Sudoku 400 Expert Puzzles Vol.8 (Master of Puzzles, #8)
Master of Puzzles - Futoshiki, Calcudoku, Numbricks, Hitori 400 Hard Puzzles Vol.3 (Master of Puzzles, #3)
Master of Puzzles - Futoshiki, Calcudoku, Numbricks, Hitori 400 Medium Puzzles Vol.2 (Master of Puzzles, #2)
Master of Puzzles - Futoshiki, Calcudoku, Numbricks, Hitori 400 Easy Puzzles Vol.1 (Master of Puzzles, #1)
Master of Puzzles - Futoshiki, Calcudoku, Numbricks, Hitori 400 Expert Puzzles Vol.4 (Master of Puzzles, #4)
Master of Puzzles - Killer Sudoku 200 Easy to Medium Puzzles 9x9 Vol. 12 (Killer Sudoku, #12)
Master of Puzzles - Killer Sudoku 200 Hard to Expert Puzzles 9x9 Vol. 14 (Killer Sudoku, #14)
Master of Puzzles - Killer Sudoku 200 Hard to Expert Puzzles 6x6 Vol. 11 (Killer Sudoku, #11)
Master of Puzzles - Killer Sudoku 200 Medium to Hard Puzzles 9x9 Vol. 13 (Killer Sudoku, #13)
Master of Puzzles - Killer Sudoku 200 Medium to Hard Puzzles 6x6 Vol. 10 (Killer Sudoku, #10)