Nate the Great needs your help. Annie's dog, Fang, is missing! That's what Nate discovers when his friends throw him a surprise Happy Detective Day party. Where is Fang? As you and Nate track down clues--Fang was learning tricks for the party; he was...

Make story time a little spookier with the #1 bestselling chapter book series of all time! Every visit to the magic tree house leads to a time-travel adventure! Jack and Annie are on a mission to find—and inspire—a musician that brings ...