The Puzzler, a cunning enemy of the Library of Doom, has caught a group of students in his latest trap. Now the kids must navigate a maze-like park full of tricky riddles and twisted storybook creatures. Will they be lost forever, or can the Librarian help them escape the fairy-tale terror? Uncover hidden dangers and dark mysteries with SECRETS OF THE LIBRARY OF DOOM, a page-turning chapter book series from bestselling author Michael Dahl. Part of the Secrets of the Library of Doom series.