Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic 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 - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Outside Sudoku - Medium - Volume 3 - 276 Puzzles
Sudoku 15x15 Deluxe - Easy to Extreme - Volume 28 - 468 Puzzles
Mega Sudoku 16x16 Large Print - Easy to Extreme - Volume 34 - 276 Puzzles
CalcuDoku Mixed Grids - Easy - Volume 2 - 276 Puzzles
Heyawake Mixed Grids - Easy to Hard - Volume 7 - 276 Logic Puzzles
Kakuro Mixed Grids - Volume 6 - 270 Logic Puzzles
Jigsaw Sudoku 12x12 Deluxe - Easy to Extreme - Volume 21 - 468 Puzzles
Happy New Year Sudoku - 276 Logic Puzzles
Jigsaw Sudoku 10x10 Deluxe - Easy to Extreme - Volume 14 - 468 Puzzles
Sudoku X 9x9 - Hard to Extreme - Volume 6 - 276 Puzzles
Sudoku Travel Pocket Size Book 6 - 120 Easy to Medium Logic Puzzles For On-The-Go Holiday Fun
Sudoku 8x8 - Medium - Volume 50 - 276 Puzzles
Jigsaw Sudoku 10x10 Large Print - Easy to Extreme - Volume 13 - 276 Puzzles
Jigsaw Sudoku 12x12 - Easy to Extreme - Volume 15 - 276 Puzzles
Hoshi Sudoku - Easy - Volume 2 - 276 Puzzles