Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Heyawake Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Mini Sudoku For Kids 6x6 - Easy - Volume 9 - 145 Logic Puzzles
Classic Sudoku For Kids 9x9 - Easy - Volume 13 - 145 Logic Puzzles
Large Sudoku 12x12 - Easy to Extreme - Volume 15 - 276 Puzzles
Sudoku Mixed Grids - Easy to Extreme - Volume 36 - 282 Puzzles
Jigsaw Sudoku 10x10 - Easy - Volume 9 - 276 Puzzles
Nurikabe Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Sudoku For Kids Mixed Grids - Easy - Volume 18 - 145 Logic Puzzles
I Love You Dad Sudoku - 276 Logic Puzzles
Wordoku 10x10 - Easy to Extreme - Volume 2 - 276 Puzzles
Kakuro Mixed Grids Large Print - Volume 5 - 270 Logic Puzzles
Numbricks Mixed Grids Deluxe - Hard - Volume 7 - 468 Logic Puzzles
Sudoku 15x15 - Extreme - Volume 26 - 276 Puzzles
Killer Sudoku 10x10 - Hard - Volume 10 - 267 Puzzles
Jigsaw Sudoku 9x9 Deluxe - Hard - Volume 22 - 468 Logic Puzzles
