Nonogram Puzzle Book: Nonogram Dinosaur and Butterfly Puzzle Book Nonogram Puzzle Books for Adults The puzzles in this book range are of all levels. Only a handful could be labeled "easy". Most puzzles range from an intermediate level to rather difficult. Features: ✓Suitable for all Levels: Beginner to Expert ✓Perfectly Sized - 8.5" x 11" ✓Premium Matte Color Cover ✓All puzzles have a unique solution, no guessing required ✓Answers for every puzzle