Pack your snowshoes! The magic tree house is taking Jack and Annie to Alaska in this NEW adventure in the New York Times bestselling Magic Tree House series! The magic tree house has returned and its taking Jack and Annie back in time to Alaska 1925. There they meet Balto a jet-black Siberian husky destined to save victims of the diphtheria epidemic. But the trail isnt easy and Balto is going to need Jack and Annies help! Have more fun with Jack and Annie on the Magic Tree HouseĀ® website at MagicTreeHouse.com.