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
Wordoku 12x12 - Easy to Extreme - Volume 3 - 276 Puzzles
Anti-King Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
CalcuDoku 9x9 Large Print - Easy to Hard - Volume 11 - 276 Puzzles
Sudoku Travel Pocket Size Book 1 - 120 Easy to Extreme Logic Puzzles For On-The-Go Holiday Fun
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Anti-Knight Sudoku 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
Sudoku Mixed Grids Deluxe - Extreme - Volume 61 - 476 Logic Puzzles
Classic Sudoku 9x9 - Easy to Medium - Volume 62 - 276 Logic Puzzles
Flower Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Sudoku 15x15 - Easy to Extreme - Volume 22 - 276 Puzzles
Sudoku X 9x9 Deluxe - Extreme - Volume 12 - 468 Logic Puzzles
Outside Sudoku - Medium - Volume 3 - 276 Puzzles
Hoshi Sudoku - Extreme - Volume 5 - 276 Puzzles
Sudoku For Kids Mixed Grids Deluxe - Easy to Extreme - Volume 21 - 333 Logic Puzzles
