Consecutive Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Consecutive Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Consecutive Sudoku - Medium - Volume 3 - 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 Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Outside Sudoku Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
Mini Sudoku For Kids 6x6 - Easy to Hard - Volume 1 - 145 Puzzles
Star Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Logic Puzzles
Sudoku X 15x15 - Easy to Extreme - Volume 4 - 276 Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Hoshi Sudoku - Easy - Volume 2 - 276 Puzzles
Mini Sudoku For Kids 6x6 - Hard - Volume 11 - 145 Logic Puzzles
Large Sudoku 12x12 Deluxe - Easy to Extreme - Volume 21 - 468 Puzzles
Killer Sudoku 12x12 - Hard - Volume 16 - 276 Puzzles
CalcuDoku 9x9 Deluxe - Hard - Volume 13 - 468 Logic Puzzles
Outside Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Mega Sudoku 16x16 - Extreme - Volume 33 - 276 Puzzles
