The Mysterious Benedict Society is a modern classic, drawing comparisons to J.K. Rowling and Roald Dahl, named a Time magazine "Best Young Adult Book of All Time," and selling over 3 million copies. In The Mysterious Benedict Society and the Riddle of Ages, the Society encounters all new challenges, but the series' trademark sly humor, sweet camaraderie, hairsbreadth escapes, and mind-bending puzzles are all as engaging as ever. Fans of the series will be thrilled to see the Society has grown up a little with them, while a new generation of readers will fall in love with this irresistible series.