ISBN-13: 9780689834455 / Angielski / Miękka / 2003 / 40 str.
Henry gets a new tree house--but can his dog Mudge enjoy it too?--in this twenty-first Ready-to-Read book of their adventures.
Henry's Uncle Jake has built him a tree house. Henry loves tree houses, but Mudge can't climb trees. What fun is a tree house if you can't share it with your best friend?