119 books • 13 series
Sudoku X - 250 Easy to Medium Puzzles 8x8
250 Hitori Puzzles 6x6
Slitherlink - 250 Medium to Hard Puzzles 9x9
Slitherlink - 250 Easy to Medium Puzzles 9x9
Slitherlink - 250 Hard Puzzles 9x9
250 Hitori Puzzles 4x4
Sudoku X - 250 Hard Puzzles 8x8
Slitherlink - 250 Easy Puzzles 7x7
Sudoku X - 250 Easy Puzzles 9x9
Sudoku X - 250 Hard Puzzles 9x9
Sudoku X - 250 Medium Puzzles 9x9
Sudoku X - 250 Medium Puzzles 8x8
Sudoku X - 250 Medium to Hard Puzzles 8x8
Sudoku X - 250 Medium to Hard Puzzles 9x9
Sudoku X - 250 Easy to Medium Puzzles 9x9
Sudoku - 250 Easy to Medium Puzzles 8x8
250 Kakuro Puzzles 10x16 (Kakuro, #2)
Sudoku - 250 Medium Puzzles 8x8
Sudoku - 250 Hard Puzzles 8x8
250 Kakuro Puzzles 11x17 (Kakuro, #3)
Sudoku - 250 Easy Puzzles 9x9
Sudoku - 250 Medium to Hard Puzzles 9x9
Sudoku - 250 Easy to Medium Puzzles 9x9
Sudoku - 250 Medium to Hard Puzzles 8x8