Argyle Sudoku - Easy to Extreme - Volume 1 - 276 Puzzles
Jigsaw Sudoku 9x9 - Easy - Volume 2 - 276 Puzzles
Wordoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Killer Sudoku 12x12 - Easy to Hard - Volume 13 - 276 Puzzles
Heyawake Mixed Grids - Hard - Volume 4 - 276 Logic Puzzles
Futoshiki Mixed Grids - Hard - Volume 4 - 276 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Logic Puzzles
Numbricks Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Puzzles
Sudoku 15x15 - Medium - Volume 24 - 276 Puzzles
Mini Sudoku 6x6 - Easy - Volume 44 - 276 Puzzles
Slitherlink Mixed Grids Large Print - Easy to Hard - Volume 5 - 276 Puzzles
Hitori Mixed Grids Deluxe - Volume 2 - 255 Logic Puzzles
King-Sized Kakuro Mixed Grids Deluxe - Volume 8 - 249 Logic Puzzles
Sudoku Mixed Grids Deluxe - Easy to Extreme - Volume 42 - 476 Puzzles
Binary Puzzles 14x14 - Hard - Volume 10 - 276 Puzzles
Sudoku Mixed Grids Deluxe - Extreme - Volume 61 - 476 Logic Puzzles
Mini Sudoku For Kids 6x6 - Medium - Volume 10 - 145 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
CalcuDoku Mixed Grids - Hard - Volume 4 - 276 Puzzles
Heyawake Mixed Grids - Medium - Volume 9 - 276 Logic Puzzles
