Jack and Annie are ready for their next adventure in the "New York Times" bestselling middle-grade series the Magic Tree House! A spirited holiday mission! The magic tree house whisks Jack and Annie back in time to the foggy streets of Victorian London, where they must help Charles Dickens. But the famous author has everything he could possibly want. How are they supposed to help him? It s not until Mr. Dickens rescues them from being thrown in jail that they discover his secret past and the sad memories that haunt him. Jack and Annie will need all their magic and help from three ghosts! to save the great writer. Visit the Magic Tree House website! MagicTreeHouse.com" MARY POPE OSBORNE is the author of the "New York Times" number one bestselling Magic Tree House series. She and her husband, writer Will Osborne (author of "Magic Tree House: The Musical"), live in northwestern Connecticut with their three dogs. Ms. Osborne is also the coauthor of the companion Magic Tree House Fact Trackers series with Will, and with her sister, Natalie Pope Boyce. SAL MURDOCCA has illustrated more than 200 children's trade and text books. He is also a librettist for children's opera, a video artist, an avid runner, hiker, and bicyclist, and a teacher of children's illustration at the Parsons School of Design. Sal lives and works in New York with his wife, Nancy."