Sudoku Mixed Grids - Hard - Volume 39 - 282 Puzzles

You can play the puzzles in this book on your mobile phone!

Sudoku is a fun and addicting logic puzzle game that has taken the world by storm. This book is ideal for you if you love to solve difficult Sudoku puzzle no matter their size. You do not need to wade through tons of easy Sudoku puzzle before getting to the real brain teasers. You get the perfect mix of different sizes of Sudoku to keep you entertained for weeks. Once you pick up this book, you won't be able to put it back down. You...