Harry Potter and the Philosopher's Stone (video game) standing on a trap door which is guarding the Philosopher's Stone, a magical object which grants the user immortality. When Harry is almost killed during a game of Quidditch, by what appeared to be Professor Snape uttering a curse at him, Harry concludes that he is after the Philosopher's Stone. Harry, Ron and Hermione set out to stop Snape from retrieving the Philosopher's Stone by putting the three-headed dog to sleep with music and going through the trapdoor. The three face a series of obstacles that protect the stone which includes surviving a deadly plant, catching a flying key, playing
The Harry Potter Lexicon appropriates too much of Rowling's creative work for its purposes as a reference guide." In December, 2008, a modified (and shorter) version of Vander Ark's Lexicon was approved for publication and was released January 16, 2009 as "The Lexicon: An Unauthorized Guide to Harry Potter Fiction". The Harry Potter Lexicon The Harry Potter Lexicon is a fan-created online encyclopedia of the "Harry Potter" series. The site was created by school librarian Steve Vander Ark. It contains detailed information for all seven published "Harry Potter" books. The Lexicon lists characters, places, creatures, spells, potions and magical devices, as well as analyzing