Welcome to this new book full with Jigsaw Sudoku puzzles!With 100 classic Jigsaw Sudoku (aka nonomino or irregular sudoku) puzzles and 100 Outside Jigsaw puzzles, in which the clues are outside the grid and you must fill in all 81 cells, with this book you will learn how to think outside the box in a little twisted way!Difficulties: EASY-COOL-THINKER-BRAIN-IQ.All puzzles are new and never published before. One Jigsaw Sudoku and one Outside Jigsaw Sudoku per page. Solutions are included at the back.You will have a lot of fun with this book!