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
Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Masyu Mixed Grids - Medium - Volume 3 - 276 Logic Puzzles
Anti-King Sudoku 16x16 - Easy to Extreme - Volume 5 - 276 Puzzles
Heyawake Mixed Grids - Easy - Volume 2 - 276 Logic Puzzles
CalcuDoku 9x9 - Medium - Volume 9 - 276 Puzzles
Killer Sudoku 12x12 - Hard - Volume 16 - 276 Puzzles
King-Sized Kakuro Mixed Grids Deluxe - Volume 8 - 249 Logic Puzzles
Sudoku For Kids 8x8 - Easy to Hard - Volume 2 - 145 Puzzles
Mega Sudoku 16x16 Large Print - Hard - Volume 59 - 276 Logic Puzzles
Hoshi Sudoku - Easy - Volume 2 - 276 Puzzles
Samurai Sudoku - Medium - Volume 3 - 159 Puzzles
Sudoku For Kids 8x8 Deluxe - Easy to Hard - Volume 7 - 333 Logic Puzzles
Hidoku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 12 - 474 Logic Puzzles
Sudoku Travel Pocket Size Book 6 - 120 Easy to Medium Logic Puzzles For On-The-Go Holiday Fun
CalcuDoku Mixed Grids Deluxe - Easy to Hard - Volume 6 - 468 Puzzles
