Shikaku Mixed Grids - Easy - Volume 2 - 159 Logic Puzzles
Shikaku Mixed Grids - Easy to Hard - Volume 1 - 156 Puzzles
Shikaku Mixed Grids Deluxe - Easy to Hard - Volume 5 - 255 Logic Puzzles
Shikaku Mixed Grids - Medium - Volume 3 - 159 Logic Puzzles
Shikaku Mixed Grids - Hard - Volume 4 - 159 Logic Puzzles
Non-Consecutive Sudoku - Easy to Extreme - Volume 1 - 276 Logic Puzzles
Mega Sudoku 16x16 - Hard - Volume 32 - 276 Puzzles
Consecutive Sudoku - Hard - Volume 4 - 276 Logic Puzzles
Sudoku 15x15 - Easy to Extreme - Volume 22 - 276 Puzzles
Minesweeper Mixed Grids - Easy to Hard - Volume 6 - 156 Logic Puzzles
CalcuDoku 9x9 Deluxe - Hard - Volume 13 - 468 Logic Puzzles
Classic Sudoku 9x9 - Medium - Volume 3 - 276 Puzzles
King-Sized Kakuro 21x21 - Volume 9 - 153 Logic Puzzles
Killer Sudoku 9x9 Large Print - Easy - Volume 25 - 270 Logic Puzzles
Daily CalcuDoku Puzzle Calendar 2016
Daily Mega Sudoku 16x16 Puzzle Calendar 2015
Classic Sudoku For Kids 9x9 - Medium - Volume 14 - 145 Logic Puzzles
Sudoku & Dragons - Dungeon Prisoner to Dungeon Master - Volume 1 - 100 Puzzles
Merry Christmas Sudoku - 276 Logic Puzzles
Consecutive Sudoku - Extreme - Volume 5 - 276 Logic Puzzles
