Throughout the hunt for the 39 Clues, Amy and Dan have encountered some of the darkest aspects of history... and had to deal with the role their family played. But are they ready for the truth? In this thrilling ninth installment, Amy and Dan hit the high seas as they follow the trail of some infamous ancestors to track down a long lost treasure. However, the real prize isn't hidden in a chest. It's the discovery of the Madrigals' most dangerous secret...

Chronicles the first Vesper attack on Jan van Eyck's altarpiece at Ghent in the 1600s, then jumps to WWII and young Grace Cahill's desperate bid to save the masterwork from the Nazis.

Amy and Dan cross the oceans on the trail of a famous aviator, but they find more than they're looking for. Their enemies are becoming more vicious, and the truths they discover more crushing than ever.

The Alden children head to their aunt's ranch for the summer and make an amazing discovery! Adapted from Gertrude Chandler Warner's story of the same name, this early reader allows children to start reading with a Boxcar Children classic.

Nineteen-year-old returning champion Sean Kendrick competes against Puck Connolly, the first girl ever to ride in the annual Scorpio Races, both trying to keep hold of their dangerous water horses long enough to make it to the finish line.

Fifteen-year-old Miss Penelope Lumley, a recent graduate of the Swanburne Academy for Poor Bright Females, is hired as governess to three young children who have been raised by wolves and must teach them to behave in a civilized manner quickly, in preparation for a Christmas ball.

In the nineteenth century, ten-year-old Florence Crutchfield leaves a London orphanage to live with her great-uncle, great-aunt, and sickly cousin James, but she soon realizes the home has another resident, who means to do her and James harm.

Picked on, overweight genius Owen tries to invent a television that can see the past to find out what happened the day his parents were killed.

When a local antique shop owner loses his memory after an accident, the Alden siblings help piece together the man's past to uncover who is holding a grudge against him.

While solving the mystery of an old man's disappearing fortune, Nancy ends a family feud and reveals the identity of an orphan of unknown parentage