This fun puzzle book is filled with 200 easy to hard sudoku puzzles. So now matter if you're an old pro or a budding sudoku addict you'll find the puzzle that's right for you. Features:- 200 easy to hard puzzles- Edited by puzzlemaster Will Shortz- Big grids for easy solving | Will Shortz Presents The 1 2 3s of Sudoku, Paperback | Indigo Chapters