Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Outside Sudoku - Easy - Volume 2 - 276 Puzzles
Jigsaw Sudoku 9x9 Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Sudoku 10x10 - Extreme - Volume 12 - 276 Puzzles
Minesweeper Mixed Grids - Hard - Volume 9 - 159 Logic Puzzles
Killer Sudoku 9x9 Large Print - Medium - Volume 26 - 270 Logic Puzzles
216 Blank Sudoku 15x15 Grids
Sudoku Travel Pocket Size Book 7 - 120 Medium to Hard Logic Puzzles For On-The-Go Holiday Fun
Wordoku 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
Non-Consecutive Sudoku - Easy to Extreme - Volume 1 - 276 Logic Puzzles
Sudoku For Kids 8x8 - Medium - Volume 5 - 145 Logic Puzzles
Sudoku 10x10 - Medium - Volume 10 - 276 Puzzles
Mini Sudoku 6x6 - Easy - Volume 44 - 276 Puzzles
Sudoku Mixed Grids Deluxe - Extreme - Volume 61 - 476 Logic Puzzles
Slitherlink Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Mega Sudoku 16x16 - Extreme - Volume 33 - 276 Puzzles
