PRAISE FOR THE SERIES:
A New York Times bestselling series
44 state award lists and counting
“Discover the coolest library in the world.” —James Patterson
“Lots of action and quirky humor.” —The Washington Post
★ “A worthy successor to the original madman puzzle-master himself, Willy Wonka.” —Booklist, starred review
★ “A winner for readers and game-players alike.” —Kirkus Reviews, starred review
★ “A fun-filled, suspenseful intellectual puzzle.” —Shelf Awareness, starred review
“Will have readers racing to pick up the next volume.” —School Library Journal