16 books
Thursday Sudoku
Friday Sudoku
Large Print Sudoku - Vol. 7
Big Font Sudoku - Elegant
Large Font Sudoku - Moderate
Minimalist Sudoku!
Dragon Sudoku!
Large Grid Sudoku - Dragon Level
Sudoku Puzzles - Level C
Large Print Sudoku - Volume 10
Large Print Sudoku - Level 17
Large Print Sudoku
Large Print Sudoku - Yellow
Dragon Green Belt Sudoku
Dragon White Belt Sudoku
Dragon Orange Belt Sudoku