Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Jigsaw Sudoku 12x12 - Hard - Volume 18 - 276 Puzzles
Jigsaw Sudoku 10x10 - Hard - Volume 11 - 276 Puzzles
Killer Sudoku 10x10 - Hard - Volume 10 - 267 Puzzles
Sudoku Travel Pocket Size Book 3 - 120 Medium Logic Puzzles For On-The-Go Holiday Fun
Slitherlink Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Puzzles
Sudoku Mixed Grids - Medium - Volume 38 - 282 Puzzles
Classic Sudoku 9x9 Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
Happy New Year Sudoku - 276 Logic Puzzles
Samurai Sudoku - Extreme - Volume 5 - 159 Puzzles
CalcuDoku 9x9 - Easy to Hard - Volume 7 - 276 Puzzles
Jigsaw Sudoku 10x10 Deluxe - Easy to Extreme - Volume 14 - 468 Puzzles
Nurikabe Mixed Grids - Hard - Volume 10 - 276 Logic Puzzles
Mega Sudoku 16x16 Deluxe - Easy to Extreme - Volume 35 - 468 Puzzles
Heyawake Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Binary Puzzles Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Puzzles
Sudoku 8x8 - Hard - Volume 51 - 276 Puzzles
Mini Sudoku 6x6 Deluxe - Easy to Hard - Volume 47 - 468 Puzzles
Sudoku 10x10 - Extreme - Volume 12 - 276 Puzzles
Hoshi Sudoku - Hard - Volume 4 - 276 Puzzles
