Uncle Jake has a big surprise for Henry and Henry's big dog, Mudge. He's going to build them a tree house! At first Henry is all excited. But then he remembers. Mudge does not know how to climb a tree. How will Henry and Mudge share a tree house if Mudge can't climb? | Henry and Mudge and the Tall Tree House by Cynthia Rylant, Hardcover | Indigo Chapters