Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Large Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Classic Sudoku 9x9 Large Print - Easy to Extreme - Volume 6 - 276 Puzzles
CalcuDoku 9x9 - Easy - Volume 8 - 276 Puzzles
Sudoku Mixed Grids - Medium - Volume 38 - 282 Puzzles
Binary Puzzles 14x14 - Easy to Hard - Volume 7 - 276 Puzzles
Classic Sudoku 9x9 - Medium to Hard - Volume 63 - 276 Logic Puzzles
Sudoku For Kids 8x8 - Medium - Volume 5 - 145 Logic Puzzles
Sudoku X 16x16 - Hard to Extreme - Volume 10 - 276 Puzzles
King-Sized Kakuro 22x22 - Volume 3 - 153 Puzzles
CalcuDoku 9x9 Large Print - Easy to Hard - Volume 11 - 276 Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Logic Puzzles
Wordoku 9x9 - Extreme - Volume 9 - 276 Logic Puzzles
Star Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
Daily Mega Sudoku 16x16 Puzzle Calendar 2016
