Celebrate thirty years of the 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 is planning a treasure hunt. All his animal friends are to follow a trail of clues around the park and the first one to reach the end will find the treasure! The animals are so excited they can`t wait for the hunt to begin!Includes a surprise fold-out page!More than 9 million Percy the Park Keeper books sold, worldwide!