Hidoku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Hidoku Mixed Grids - Easy - Volume 2 - 156 Logic Puzzles
Hidoku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Hidoku Mixed Grids - Hard - Volume 4 - 156 Logic Puzzles
Hidoku Mixed Grids - Medium - Volume 3 - 156 Logic Puzzles
Killer Sudoku 10x10 - Easy - Volume 8 - 267 Puzzles
Numbricks Mixed Grids Large Print - Easy - Volume 8 - 276 Logic Puzzles
Jigsaw Sudoku 9x9 Deluxe - Easy to Extreme - Volume 7 - 468 Puzzles
Sudoku 10x10 - Easy - Volume 9 - 276 Puzzles
Flower Sudoku - Easy - Volume 2 - 276 Logic Puzzles
Jigsaw Sudoku 10x10 - Hard - Volume 11 - 276 Puzzles
Large Sudoku 12x12 - Easy - Volume 16 - 276 Puzzles
CalcuDoku 9x9 Deluxe - Hard - Volume 13 - 468 Logic Puzzles
Sudoku Mixed Grids - Easy to Extreme - Volume 36 - 282 Puzzles
Minesweeper Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Killer Sudoku Mixed Grids - Medium - Volume 21 - 276 Puzzles
Sudoku For Kids Mixed Grids - Easy to Extreme - Volume 3 - 145 Puzzles
Daily Sudoku For Kids 8x8 Puzzle Calendar 2016
Anti Diagonal Sudoku 9x9 - Easy to Extreme - Volume 1 - 276 Puzzles