Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Mini Sudoku 6x6 Travel Pocket Size Book For Kids 1 - 120 Easy to Hard Logic Puzzles For On-The-Go Holiday Fun
Classic Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles
Heyawake Mixed Grids Large Print - Easy to Hard - Volume 5 - 276 Logic Puzzles
Star Sudoku - Medium - Volume 3 - 276 Logic Puzzles
Jigsaw Sudoku 9x9 - Extreme - Volume 5 - 276 Puzzles
Wordoku 9x9 - Extreme - Volume 9 - 276 Logic Puzzles
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 6 - 474 Logic Puzzles
Futoshiki Mixed Grids - Easy to Hard - Volume 1 - 276 Puzzles
Killer Sudoku 10x10 - Hard - Volume 10 - 267 Puzzles
CalcuDoku Mixed Grids - Easy - Volume 2 - 276 Puzzles
Sudoku Travel Pocket Size Book 3 - 120 Medium Logic Puzzles For On-The-Go Holiday Fun
Daily Sudoku Puzzle Calendar 2016
Heyawake Mixed Grids Deluxe - Easy to Hard - Volume 12 - 474 Logic Puzzles
Large Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
Killer Sudoku 10x10 Deluxe - Easy to Hard - Volume 12 - 459 Puzzles
