Most Popular Books
- Jumbo Book of Kakuro
- Sudoku Insane & Inhuman: Killer Sudoku Puzzles for Advanced & Experienced Players | Extremely Hard to Hardest for Experts
- Sudoku Easy & Medium: Sudoku Puzzles for Beginners with Easiest to Average Level of Difficulty Puzzles
- Sudoku For Teens: Volume 9 Over 100 Puzzles Three Levels of Difficulty Hours of Fun
- The Bible Puzzle and Quiz Book: Over 350 Fun Puzzles with a Biblical Theme
