The 39-Storey Treehouse is the third book in Andy Griffith's and Terry Denton's wacky treehouse adventures, where the laugh-out-loud story is told through a combination of text and fantastic cartoon-style illustrations. Andy and Terry's amazing treehouse has thirteen new levels (it used to be 13 storeys, then 26, but they keep expanding!) They've added a chocolate waterfall you can swim in, a volcano for toasting marshmallows, a bulldozer-battling level, a baby-dinosaur-petting zoo, a not-very ...