947 books • 127 series
Book #1: Straights Puzzles - 200 Easy Puzzles 9x9 vol.1
Book #2: Straights Puzzles - 200 Normal Puzzles 9x9 vol.2
Book #3: Straights Puzzles - 200 Hard Puzzles 9x9 vol.3
Book #4: Straights Puzzles - 200 Master Puzzles 9x9 vol.4
Book #5: Straights Puzzles - 200 Easy to Normal Puzzles 9x9 vol.5
Book #6: Straights Puzzles - 200 Normal to Hard Puzzles 9x9 vol.6
Book #7: Straights Puzzles - 200 Hard to Master Puzzles 9x9 vol.7
Book #8: Straights Puzzles - 200 Easy to Master Puzzles 9x9 vol.8
Book #1: Sudoku 8x8 - 200 Easy Puzzles vol.1
Book #2: Sudoku 8x8 - 200 Normal Puzzles vol.2
Book #3: Sudoku 8x8 - 200 Hard Puzzles vol.3
Book #4: Sudoku 8x8 - 200 Master Puzzles vol.4
Book #5: Sudoku 8x8 - 200 Easy to Normal Puzzles vol.5
Book #1: Sudoku 8x8 Diagonal - 200 Easy Puzzles vol.1
Book #2: Sudoku 8x8 Diagonal - 200 Normal Puzzles vol.2
Book #3: Sudoku 8x8 Diagonal - 200 Hard Puzzles vol.3
Book #4: Sudoku 8x8 Diagonal - 200 Master Puzzles vol.4
Book #5: Sudoku 8x8 Diagonal - 200 Easy to Normal Puzzles vol.5
Book #1: Sudoku Mine - 200 Easy Puzzles 9x9 vol.1
Book #2: Sudoku Mine - 200 Normal Puzzles 9x9 vol.2
Book #3: Sudoku Mine - 200 Hard Puzzles 9x9 vol.3
Book #4: Sudoku Mine - 200 Master Puzzles 9x9 vol.4
Book #5: Sudoku Mine - 200 Easy to Normal Puzzles 9x9 vol.5
Book #1: Sudoku X - 200 Easy Puzzles 9x9 Vol.1
Book #2: Sudoku X - 200 Medium Puzzles Vol.2
Book #3: Sudoku X - 200 Hard Puzzles Vol.3
Book #4: Sudoku X - 200 Expert Puzzles Vol.4
Book #9: Suguru Puzzles - 200 Easy Puzzles 6x6 Vol.9
Book #10: Suguru Puzzles - 200 Normal Puzzles 6x6 Vol.10
Book #11: Suguru Puzzles - 200 Hard Puzzles 6x6 Vol.11
Book #12: Suguru Puzzles - 200 Master Puzzles 6x6 Vol.12
Book #13: Suguru Puzzles - 200 Easy Puzzles 7x7 Vol.13
Book #1: Suguru Puzzles - 200 Easy Puzzles 5x5 Vol.1
Book #2: Suguru Puzzles - 200 Normal Puzzles 5x5 Vol.2
Book #3: Suguru Puzzles - 200 Hard Puzzles 5x5 Vol.3
Book #4: Suguru Puzzles - 200 Master Puzzles 5x5 Vol.4
Book #5: Suguru Puzzles - 200 Easy to Normal Puzzles 8x8 Vol.5
Book #1: Tents Puzzles - 200 Easy Puzzles 10x10 vol.1
Book #2: Tents Puzzles - 200 Normal Puzzles 10x10 vol.2
Book #3: Tents Puzzles - 200 Hard Puzzles 10x10 vol.3
Book #4: Tents Puzzles - 200 Master Puzzles 10x10 vol.4
Book #5: Tents Puzzles - 200 Easy Puzzles 14x14 vol.5
Book #12: A Just Society?
Book #7: They Were First