When HBO added every "Harry Potter" movie to its streaming service, a collective cheer was heard around the world. Finally, a way to watch every "Harry Potter" movie without borrowing from a friend or popping in the DVD! Don't get me wrong, the movies are fantastic -- but let's not forget where it all began. When it comes to the "Harry Potter" books, which are the best and which fall short?
Disclaimer: The ranking below should be taken with a grain of salt because even the worst "Harry Potter" book is still amazing. See how these books stack up -- you might agree, or you might be as surprised as you would be if you found a troll in the dungeon.