Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
King-Sized Kakuro 21x21 Deluxe - Volume 10 - 249 Logic Puzzles
Wordoku For Kids 6x6 - Easy to Hard - Volume 1 - 145 Puzzles
Futoshiki Mixed Grids Deluxe - Hard - Volume 14 - 468 Logic Puzzles
Tridoku - Easy to Extreme - Volume 1 - 276 Puzzles
CalcuDoku 9x9 - Medium - Volume 9 - 276 Puzzles
Killer Sudoku 9x9 - Medium - Volume 3 - 270 Puzzles
Outside Sudoku - Easy - Volume 2 - 276 Puzzles
Asterisk Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Sudoku 10x10 - Easy to Extreme - Volume 8 - 276 Puzzles
King-Sized Kakuro Mixed Grids - Volume 7 - 153 Logic Puzzles
Killer Sudoku Mixed Grids - Hard - Volume 22 - 276 Puzzles
Consecutive Sudoku - Medium - Volume 3 - 276 Logic Puzzles
Outside Sudoku Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
Killer Sudoku Mixed Grids Large Print - Easy to Hard - Volume 23 - 276 Puzzles
Jigsaw Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
Killer Sudoku 10x10 Deluxe - Easy to Hard - Volume 12 - 459 Puzzles
Killer Sudoku 10x10 Large Print - Easy to Hard - Volume 11 - 267 Puzzles
Sudoku 15x15 - Hard - Volume 25 - 276 Puzzles
Killer Sudoku 10x10 - Easy to Hard - Volume 7 - 267 Puzzles
