13 Storey Treehouse by Andy Griffiths - old paperback
Age :7-11
Andy and Terry live in the WORLDS BEST treehouse! Its got a giant catapult, a secret underground laboratory, a tank of man-eating sharks and a marshmallow machine that follows you around and shoots marshmallows into your mouth whenever youre hungry! Just watch out for the sea monkeys, and the monkeys pretending to be sea monkeys, and the giant mutant mermaid sea monster Andy and Terry live in the WORLDS BEST treehouse! Its got a giant catapult, a secret underground laboratory, a tank of man-eating sharks and a marshmallow machine that follows you around and shoots marshmallows into your mouth whenever youre hungry! Just watch out for the sea monkeys, and the monkeys pretending to be sea monkeys, and the giant mutant mermaid sea monster . . . Oh, and, whatever you do, dont get trapped in a burp-gas-filled bubble . . . ! The story follows Andy and Terrys crazy adventures in their treehouse as they try to write a book, and is told through a combination of text and fantastic cartoon-style illustrations.