If you've ever wondered which building in Diagon Ally is the tallest (Flourish and Blotts: It has the most stories) or where to learn wizard chess (knight school), this book of Harry Potter-themed jokes, riddles and comical ruminations on the wizarding world is a guffaw-including gift Harry Potter fans like you will be sure to treasure like a house-elf would their first sock. Inside, you'll find, Features on the funniest hits from the Harry Potter...