947 books • 127 series
Book #1: Classic Sudoku - 200 Easy Puzzles Vol.1
Book #2: Classic Sudoku - 200 Normal Puzzles Vol.2
Book #3: Classic Sudoku - 200 Hard Puzzles Vol.3
Book #4: Classic Sudoku - 200 Master Puzzles Vol.4
Book #5: Classic Sudoku - 200 Easy to Master Puzzles Vol.5
Book #1: Collection of Different Puzzles - 400 Easy Puzzles; Binary, Suguru, Futoshiki, Numbricks, Killer Sudoku, Hitori, Sudoku X, Slitherlink Vol.1
Book #2: Collection of Different Puzzles - 400 Normal Puzzles; Binary, Suguru, Futoshiki, Numbricks, Killer Sudoku, Hitori, Sudoku X, Slitherlink vol.2
Book #3: Collection of Different Puzzles - 400 Hard Puzzles; Binary, Suguru, Futoshiki, Numbricks, Killer Sudoku, Hitori, Sudoku X, Slitherlink Vol.3
Book #4: Collection of Different Puzzles - 400 Master Puzzles; Binary, Suguru, Futoshiki, Numbricks, Killer Sudoku, Hitori, Sudoku X, Slitherlink Vol.4
Book #5: Collection of Different Puzzles - 400 Easy Puzzles
Book #1: Collection of Different Sudoku - 400 Easy Puzzles
Book #2: Collection of Different Sudoku - 400 Normal Puzzles
Book #3: Collection of Different Sudoku - 400 Hard Puzzles
Book #4: Collection of Different Sudoku - 400 Master Puzzles
Book #1: Consecutive Sudoku - 200 Easy Puzzles Vol.1
Book #2: Consecutive Sudoku - 200 Normal Puzzles Vol.2
Book #3: Consecutive Sudoku - 200 Hard Puzzles Vol.3
Book #4: Consecutive Sudoku - 200 Master Puzzles Vol.4
Book #5: Consecutive Sudoku - 200 Easy to Normal Puzzles Vol.5
Book #34: Truancy and Youth Transitions
Book #9: Futoshiki Puzzles - 200 Easy Puzzles 7x7 Vol.9
Book #10: Futoshiki Puzzles - 200 Normal Puzzles 7x7 Vol.10
Book #11: Futoshiki Puzzles - 200 Hard Puzzles 7x7 Vol.11
Book #12: Futoshiki Puzzles - 200 Master Puzzles 7x7 Vol.12
Book #13: Futoshiki Puzzles - 200 Easy Puzzles 8x8 Vol.13
Book #1: Futoshiki Puzzles - 200 Easy Puzzles 6x6 Vol.1
Book #2: Futoshiki Puzzles - 200 Normal Puzzles 6x6 Vol.2
Book #3: Futoshiki Puzzles - 200 Hard Puzzles 6x6 Vol.3
Book #4: Futoshiki Puzzles - 200 Master Puzzles 6x6 Vol.4
Book #5: Futoshiki Puzzles - 200 Easy Puzzles 9x9 Vol.5