An action-packed series full of mysteries, puzzles, and codes that will keep kids turning the pages. The books' striking cover art and unique packaging is sure to appeal to boys and girls alike.Jason, Julia, and Rick have discovered one of the secrets of
Eleven-year-old twins Jason and Julia have just moved from London to an old mansion on the English coast. Their new home is filled with twisting tunnels and strange artifacts from around the world, and the twins can't wait to discover all its secrets. Bef
In the second installment of the Century Quartet, Italian author P. D. Baccalario continues the mystery that will take four cities and four extraordinary kids to solve.Four kids. A wooden top. And four postcards with secret instructions.New York City, Mar
In the third installment of the Century Quartet, Italian author P. D. Baccalario continues the mystery that will take four cities and four extraordinary kids to solve.PARIS, JUNE 20When new information turns up about the Star of Stone, the object they fou