The #1   bestselling chapter book series of all time celebrates 25 years with new   covers and a new, easy-to-use numbering system! Getting the facts behind the   fiction has never looked better. Track   the facts with Jack and Annie!!
 When Jack and Annie got back from their adventure in 
Magic Tree House Merlin Mission #20:   A Perfect Time for Pandas they had lots of questions. What do pandas eat?   Where do they live? Why are snow leopards so scarce? How can we help? Find out   the answers to these questions and more as Jack and Annie track the   facts.
 Filled with up-to-date information, photos, illustrations, and fun tidbits   from Jack and Annie, the Magic Tree House Fact Trackers are the perfect way   for kids to find out more about the topics they discovered in their favorite   Magic Tree House adventures. And teachers can use Fact Trackers alongside   their Magic Tree House fiction companions to meet common core text pairing   needs.
 Did you know that there’s a Magic Tree House book for every kid?
 Magic Tree House: Adventures with Jack and Annie, perfect for readers who   are just beginning chapter books
 Merlin Missions: More challenging adventures for the experienced reader
 Super Edition: A longer and more dangerous adventure 
Fact Trackers: Nonfiction companions to your favorite   Magic Tree House adventures Have more fun with Jack and Annie at MagicTreeHouse.com!					
				 
				
					
					MARY POPE OSBORNE and NATALIE POPE BOYCE are sisters who grew up on army posts all over the world. Mary is the author of over 50 acclaimed books for children. Natalie has worked as a children's librarian and as a teacher of English and E.S.L.
SAL MURDOCCA has been illustrating and writing books for children for many years. He has illustrated every book in the Magic Tree House fiction series and the Magic Tree House Fact Tracker nonfiction companions.