When Jack and Annie came back from their adventure in Magic Tree House #36: Sunlight on the Snow Leopard, they had lots of questions. Where do snow leopards live? Why are they endangered? Which wild cat has the longest fangs? How do lions hunt? Find out the answers to these questions and more as Jack and Annie track the facts about snow leopards and wild cats from all over the world.

Filled with up-to-date information, photographs, illustrations, and fun tidbits from Jack and Annie, the Fact Trackers are the perfect way for kids to find out more about the topics they discover in their favorite Magic Tree House adventures.

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
Fact Trackers: Nonfiction companions to your favorite Magic Tree House adventures