511 books • 54 series
Book #1: Slitherlink Puzzles - 200 Easy 15x15 vol. 1
Book #2: Slitherlink Puzzles - 200 Medium 15x15 vol. 2
Book #3: Slitherlink Puzzles - 200 Hard 15x15 vol. 3
Book #8: Master of Puzzles Slitherlink - 200 Expert 20x20 vol. 8
Book #9: Master of Puzzles - Slitherlink 200 Easy Puzzles 12x12 vol.9
Book #5: Master of Puzzles Straights - 200 Easy Puzzles 9x9 Vol.5
Book #6: Master of Puzzles Straights - 200 Medium Puzzles 9x9 Vol.6
Book #7: Master of Puzzles Straights - 200 Hard Puzzles 9x9 Vol.7
Book #8: Master of Puzzles Straights - 200 Master Puzzles 9x9 Vol.8
Book #9: Master of Puzzles Straights - 400 Easy to Medium Puzzles 9x9 Vol.9
Book #1: Straights Puzzles - 200 Easy to Medium 8x8 vol. 1
Book #3: Straights Puzzles - 200 Easy to Medium 9x9 vol. 3
Book #1: Master of Puzzles - Sudoku 12x12 200 Easy Puzzles vol.1
Book #2: Master of Puzzles - Sudoku 12x12 200 Medium Puzzles vol.2
Book #3: Master of Puzzles - Sudoku 12x12 200 Hard Puzzles vol.3
Book #4: Master of Puzzles - Sudoku 12x12 200 Master Puzzles vol.4
Book #1: Master of Puzzles - Sudoku Diagonal 200 Easy Puzzles 9x9 (vol. 1)
Book #2: Master of Puzzles - Sudoku Diagonal 200 Medium Puzzles 9x9 (vol. 2
Book #3: Master of Puzzles - Sudoku Diagonal 200 Hard Puzzles 9x9 (vol. 3)
Book #4: Master of Puzzles - Sudoku Diagonal 200 Master Puzzles 9x9 (vol. 4)
Book #1: Sudoku Puzzles Book - 200 Easy to Medium 9x9 vol.1
Book #3: Sudoku Puzzles Book - 400 Easy to Medium 9x9 vol.3
Book #1: Master of Puzzles - Sudoku Tridoku 200 Easy Puzzles Vol.1
Book #2: Master of Puzzles - Sudoku Tridoku 200 Medium Puzzles Vol.2
Book #3: Master of Puzzles - Sudoku Tridoku 200 Hard Puzzles Vol.3
Book #4: Master of Puzzles - Sudoku Tridoku 200 Master Puzzles Vol.4
Book #5: Master of Puzzles - Sudoku Tridoku 200 Easy to Medium Puzzles Vol.5
Book #5: Master of Puzzles Sudoku X - 200 Easy Puzzles 9x9 Vol.5
Book #6: Master of Puzzles Sudoku X - 200 Medium Puzzles 9x9 Vol.6
Book #7: Master of Puzzles Sudoku X - 200 Hard Puzzles 9x9 Vol.7
Book #8: Master of Puzzles Sudoku X - 200 Master Puzzles 9x9 Vol.8
Book #9: Master of Puzzles Sudoku X - 400 Easy to Medium Puzzles 9x9 Vol.9
Book #1: Suguru Puzzles - 200 Easy to Medium 5x5 vol.1
Book #3: Suguru Puzzles - 200 Easy to Medium 6x6 vol.3
Book #4: Suguru Puzzles - 200 Hard to Expert 6x6 vol.4
Book #5: Master of Puzzles - Suguru 200 Easy to Medium 8x8 Vol.5
Book #6: Master of Puzzles - Suguru 200 Hard to Expert 8x8 Vol.6
Book #5: Master of Puzzles - Tapa 200 Easy Puzzles 14x14 vol.5
Book #6: Master of Puzzles - Tapa 200 Medium Puzzles 14x14 vol.6
Book #7: Master of Puzzles - Tapa 200 Hard Puzzles 14x14 vol.7
Book #8: Master of Puzzles - Tapa 200 Master Puzzles 14x14 vol.8
Book #8: Master of Puzzles - Yajilin 200 Puzzles 15x15 Vol.8