This "Manga Puzzle Book" (Challenge Me Series Puzzle Book #1) is full of Japanese manga style illustrations that accompany challenging puzzles for children ages 8 & up. It is appropriate for both boys and girls who enjoy puzzles that will definitely challenge their problem solving minds. The word and number puzzles included in this book may even be suitable for teens and adults as some of the puzzles are more than just slightly challenging. This manga themed book also offers the puzzlers a creative outlet as many of the illustrations are perfect for coloring.