Consecutive Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Consecutive Sudoku - Medium - Volume 3 - 276 Logic Puzzles
Consecutive Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Consecutive Sudoku - Easy to Extreme - Volume 1 - 276 Logic Puzzles
Consecutive Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Consecutive Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
Sudoku X 15x15 - Hard to Extreme - Volume 9 - 276 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Logic Puzzles
Tridoku Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
King-Sized Kakuro 21x21 Deluxe - Volume 10 - 249 Logic Puzzles
Classic Sudoku 9x9 Deluxe - Extreme - Volume 55 - 468 Logic Puzzles
Classic Sudoku 9x9 Travel Pocket Size Book For Kids 3 - 120 Easy to Hard Logic Puzzles For On-The-Go Holiday Fun
Masyu Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Jigsaw Sudoku 12x12 Deluxe - Easy to Extreme - Volume 21 - 468 Puzzles
Sudoku 8x8 - Hard - Volume 51 - 276 Puzzles
Huge Hashi 30x30 Deluxe - Volume 4 - 255 Logic Puzzles
Anti-King Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Sudoku 15x15 - Extreme - Volume 26 - 276 Puzzles
