Celebrate thirty years of Percy the Park Keeper and his animal friends with this funny story in the classic series from award-winning author and illustrator Nick Butterworth! Percy the park keeper has been busy in his workshop for days. As his animal friends try to guess what he is making, Percy suddenly emerges sitting on top of a very strange machine. The animals jump aboard for what turns out to be a very bumpy ride... Includes a surprise fold-out page! More than 9 million Percy the Park Keeper books sold, worldwide!