Jack and Annie are ready for their next adventure in the New York Times bestselling middle-grade series—the Magic Tree House! Are you ready for a presidential adventure? Jack and Annie are! They are trying to get a special feather that will help save Merlin’s baby penguin, Penny. When the magic tree house whisks them back to Washington, D.C., in 1861, Jack can’t wait to meet Abraham Lincoln himself! But the new president is too busy to see them, as he is desperately trying to save a nation in crisis. When Jack and Annie ask for some magical help, they go back even further in time to a mysterious woods. Are these the same woods where Abraham Lincoln takes his daily horse ride? If so, can an orphan named Sam help them find Abe? Or will Jack and Annie have to help Sam instead? It’s a race against time as Jack and Annie try to do the right thing. Plus, they still have to aid a president and a troubled nation, as well as get the object that will save Penny the penguin! Visit the Magic Tree House website! MagicTreeHouse.com From the Hardcover edition.

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.