Mysterious Benedict Society and the Riddle of Ages (Hardback) by: Trenton Lee Stewart

The brilliant minds of the Mysterious Benedict Society are back in this high-stakes, heartwarming adventure that celebrates friendship, courage, and the power of curiosity.

Reynie, Sticky, Kate, and Constance thought their days of undercover missions were behind them. But when a new threat emerges—one that might unleash chaos across the globe—they must reunite to face a challenge even more puzzling and dangerous than before. With their old nemeses resurfacing and new riddles to solve, the Society must rely on their wits, loyalty, and each other like never before.

Filled with clever twists, rich characters, and the same signature blend of brainy fun and moral clarity that fans adore, The Riddle of Ages is a triumphant return to the world of the Mysterious Benedict Society—a world where cleverness and compassion can change the course of history.

Perfect for ages 8–12 and fans of Roald Dahl, Lemony Snicket, and The Penderwicks.