When Uncle Jake arrives with a trunk full of boards, Henry can hardly wait to start climbing. But when it's all finished, there's a major problem: Mudge can't climb. How can Mudge share the fun? Full color.

When Uncle Jake arrives with a trunk full of boards, Henry can hardly wait to start climbing. But when it's all finished, there's a major problem: Mudge can't climb. How can Mudge share the fun? Full color.

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?