Can you believe the first Harry Potter book, Harry Potter and the Sorcerer's Stone, was published 20 years ago? It feels like I've known Harry, Ron and Hermione forever! Since the whole world is celebrating this momentous occasion, we thought we'd get in on the fun with a little quiz to test how well you know the books.
If you need a refresher, we've got all the Harry Potter books and movies. Good luck, and remember: Never tickle a sleeping dragon!