Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Jigsaw Sudoku for Kids 6x6 - Easy to Hard - Volume 1 - 145 Puzzles
Large Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
Sudoku X 9x9 - Hard to Extreme - Volume 6 - 276 Puzzles
Sudoku For Kids Mixed Grids - Easy - Volume 18 - 145 Logic Puzzles
Killer Sudoku 9x9 - Hard - Volume 4 - 270 Puzzles
Hoshi Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
Consecutive Sudoku - Medium - Volume 3 - 276 Logic Puzzles
Samurai Sudoku Deluxe - Extreme - Volume 9 - 255 Logic Puzzles
Futoshiki Mixed Grids - Easy - Volume 2 - 276 Puzzles
Minesweeper Mixed Grids Deluxe - Easy to Hard - Volume 10 - 255 Logic Puzzles
Jigsaw Sudoku 9x9 - Medium - Volume 3 - 276 Puzzles
Futoshiki Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Puzzles
Wordoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Sudoku Travel Pocket Size Book 4 - 120 Hard Logic Puzzles For On-The-Go Holiday Fun
Classic Sudoku For Kids 9x9 - Hard - Volume 15 - 145 Logic Puzzles
