FOR USE IN SCHOOLS AND LIBRARIES ONLY. Track the facts about dragons, unicorns, mermaids, and more--with Jack and Annie! When Jack and Annie came back from their adventure in Magic Tree House Super Edition #2: Night of the Nine Dragons, they had lots of questions. What do tales about dragons have in common? Are mermaids real? How do unicorns use their horns? Find out the answers to these questions and more as Jack and Annie track the facts about their favorite creatures from myths and legends. And just what might some of those creature sightings really be? Filled with up-to-date information, photographs, 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 discover in their favorite Magic Tree House adventures.