The Mystery of the Moon Tower"A legendary hidden treasure, an eccentric guy who collects stuff in a mysterious castle, and five cool kids trying to connect the dots and save the day, all of it brilliantly illustrated. WHAT'S NOT TO LOVE HERE?" MAX BRALLIER, author of the NYT bestselling series The Last Kids on Earth Summer camp just became a whole lot more interesting when five curious kids accept a mysterious project work together as a team to uncover a series of strange clues,