17 books
Sudoku for kids easy
Sudoku for kids ages 4-8
Sudoku for kids age 10-12
Sudoku for kids age 7
Sudoku for kids beginner
Sudoku for kids 8-12
Sudoku for kids age 6
Sudoku for kids age 8
Sudoku for girls
Sudoku travel edition for kids
Sudoku for Boys
Sudoku Travel sized for beginners
Sudoku from beginner to expert
Sudoku Holiday edition
Sudoku 5 Levels of difficulty
Sudoku the ultimate learning puzzle book
Sudoku for Kids