Sudoku Puzzle Book, 800 Puzzles, 200 Easy, 200 Medium, 200 Hard and 200 Extra Ha: Improve Your Game With This Four Level Book in Bloomington, MN

Relieve boredom and stress by playing Sudoku. With four levels of difficulty this Sudoku Puzzle Book will soon improve your game. There are 4 puzzles per page and solutions are at the end of the book.