From giant mutant mermaid sea monsters to ice cream-serving robots called Edward Scooperhands, and from evading the Story Police to travelling through time, there is no end to the zany fun with Andy (who writes the words) and Terry (who draws the pictures) and their ever-expanding treehouse. Adding 13 levels of lunacy with each book, the Treehouse series has become one of the most popular series for young readers and is perfect reading for fans of Dog Man, Bad Nana and Fortunately the Milk.
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