Use the wooden stylus to reveal hidden scenes in this third Harry Potter Scratch Magic book Scenes are all about fighting Dark forces in Harry's world (such as Dementors, Severus Snape, and even You-Know-Who himself ).Fight Dark forces with Harry, Ron, and Hermione in this interactive scratch art book. By using a wooden stylus, scratch the pages to draw your Patronus, learn how to defeat Boggarts, and discover how Lord Voldemort's Horcruxes...