11 books
200 Sudoku Puzzles Hard for adults large print including Instructions and answer keys With solutions
200 Sudoku Puzzles Medium for adults large print including Instructions and answer keys With solutions
200 Sudoku Puzzles Easy for adults large print including Instructions and answer keys With solutions
Sudoku 200 Puzzles Medium With Solutions
Sudoku for the vacation - 150 puzzles for relaxation
Sudoku for the vacation
Sudoku for the holidays - 150 puzzles for relaxation
Sudoku kids 6-8
Sudoku - Brain training for kids
Sudoku kids 8-12
Sudoku for kids easy to difficult - Large print 9x9