Andy and Terry's amazing treehouse has 13 new storeys. Prepare for more zany fun and crazy adventures!

All the Treehouse storeys are now available in special, collectible hardback editions!

Test yourself, and your family and friends, with questions about The 13-Storey Treehouse, such as 'How do Andy and Terry get rid of vegetables?' and 'What do you call a cat that has been turned into a canary?'

Andy and Terry's amazing treehouse has 13 new levels including a non-erupting active volcano, an opera house, a baby-dinosaur petting zoo, Andy and Terry's Believe it or Else! museum, and a top secret 39th level that hasn't even...