Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Sudoku For Kids Mixed Grids - Hard - Volume 20 - 145 Logic Puzzles
Killer Sudoku 10x10 - Easy to Hard - Volume 7 - 267 Puzzles
Large Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
Slitherlink Mixed Grids - Easy - Volume 2 - 276 Puzzles
Sudoku Mixed Grids - Extreme - Volume 40 - 282 Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Sudoku 10x10 - Medium - Volume 10 - 276 Puzzles
Large Sudoku 12x12 Deluxe - Easy to Extreme - Volume 21 - 468 Puzzles
Binary Puzzles Mixed Grids - Hard - Volume 4 - 276 Puzzles
Killer Sudoku 10x10 - Hard - Volume 10 - 267 Puzzles
CalcuDoku Mixed Grids - Medium - Volume 3 - 276 Puzzles
King-Sized Kakuro 21x21 - Volume 9 - 153 Logic Puzzles
Sudoku 15x15 Large Print - Easy to Extreme - Volume 27 - 276 Puzzles
Wordoku 9x9 - Easy - Volume 6 - 276 Logic Puzzles
Masyu Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
