The 13-Storey Treehouse

The 13-Storey Treehouse follows the adventures of Andy and Terry, who reside in an extraordinary treehouse with features like a bowling alley, a see-through swimming pool, a secret underground laboratory, and a marshmallow machine.

The story revolves around their attempts to complete their book despite numerous distractions, including encounters with flying cats, sea monsters, and giant gorillas.

The book is known for its anarchic absurdity and is part of a beloved series that has been praised for its laugh-out-loud humor and engaging illustrations.