Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Killer Sudoku Mixed Grids - Hard - Volume 22 - 276 Puzzles
Sudoku Mixed Grids - Hard - Volume 39 - 282 Puzzles
Binary Puzzles Mixed Grids - Medium - Volume 3 - 276 Puzzles
Heyawake Mixed Grids - Medium - Volume 3 - 276 Logic Puzzles
Futoshiki For Kids Mixed Grids - Easy to Hard - Volume 1 - 145 Puzzles
Consecutive Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Killer Sudoku Mixed Grids - Easy - Volume 20 - 276 Puzzles
Sudoku For Kids 8x8 - Easy - Volume 4 - 145 Logic Puzzles
Killer Sudoku 10x10 - Hard - Volume 10 - 267 Puzzles
Sudoku 15x15 - Extreme - Volume 26 - 276 Puzzles
Wordoku 9x9 - Hard - Volume 8 - 276 Logic Puzzles
Kakuro Mixed Grids - Volume 6 - 270 Logic Puzzles
Hoshi Sudoku - Easy - Volume 2 - 276 Puzzles
Classic Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Outside Sudoku - Easy - Volume 2 - 276 Puzzles
