Big Book of Sudoku - 1200 Puzzles - 4 Levels - Easy-Medium-Hard-Extreme

Big Book of Sudoku - 1200 Puzzles from Easy to Extreme
Playing Sudoku is full of fun. The good feeling that a person gets each time they effectively solve a puzzle can become quite addictive.
In this book, we've included 1200 puzzles:300 easy, 300 medium, 300 hard, and 300 extremes.
We've tried our best to put together a book that is easy to read with minimal pieces of paper required. Because of the wide inner margin, you can easily rip the pages to play if you want it that way. With the unique matte finish book cover, this book can be a great gift for family members, friends, or co-workers who love playing Sudoku.