Consecutive Sudoku - Medium - Volume 3 - 276 Logic Puzzles
Consecutive Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Consecutive Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Consecutive Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Logic Puzzles
Consecutive Sudoku - Easy to Extreme - Volume 1 - 276 Logic Puzzles
Consecutive Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Heyawake Mixed Grids - Hard - Volume 10 - 276 Logic Puzzles
Star Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Numbricks Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Killer Sudoku 10x10 - Medium - Volume 9 - 267 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 12 - 474 Logic Puzzles
Anti-Knight Sudoku 16x16 - Easy to Extreme - Volume 5 - 276 Puzzles
Sudoku Travel Pocket Size Book 3 - 120 Medium Logic Puzzles For On-The-Go Holiday Fun
Jigsaw Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Anti-Knight Sudoku 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Anti-Knight Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Anti Diagonal Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Sudoku 15x15 - Extreme - Volume 26 - 276 Puzzles