"Amy and Dan Cahill have been located once again, this time in the company of the notoriously unreliable Alistair Oh. Could they have been foolish enough to make an alliance? Spies report that Amy and Dan seem to be tracking the life of one of the most powerful fighters the world has ever known. If this fearsome warrior was a Cahill, his secrets are sure to be well-guarded . . . and the price to uncover them just might be lethal."--Publisher.

"The Vespers have crossed a line. Amy and Dan were devastated when the Vespers kidnapped seven Cahills around the world, holding them hostage until Amy and Dan delivered an impossible ransom. But at least the hostages were Cahills - members of the world's most powerful family, trained to face all odds. Now the Vespers have gone too far. They've kidnapped Atticus, an innocent 11 year old boy and Dan's only friend. Now Dan and Amy are in the struggle...

After Marco's betrayal, Jack McKinley and his friends must face their own demons and engage in a battle with foes long gone.

Trapped in Antarctic ice, Jack Winslow and his sons fight to get home
It has been nearly a year since Jack Winslow and his two sons, Colin and Andrew, set out to conquer Antarctica. While Colin and most of the crew stayed behind on the ship, Andrew made a dash for the South Pole, nearly dying in the process. When he returns to the Mystery, frostbitten and frail, the ship has become wedged between two ice floes. As the crew hacks at...

From the lost Journals of the New York Times bestselling Seven Wonders series comes the story of how Atlantis came to rest at the bottom of the sea. Follow the threads of history back to ancient times. Two Atlantean princes, Karai and Massarym, obsessed with power and terrified of the mysterious Loculi, turned against it each other in a bitter rivalry. With the future of the world at stake and nowhere to turn for guidance, the fourteen-year-old brothers...

Peter Lerangis, the New York Times bestselling author of the Seven Wonders and Max Tilt series, returns with an electrifying new trilogy about a boy who discovers that he alone may be able to alter the course of history. Corey Fletcher has an active imagination. He sees things no one else does. Cracks jokes no one else gets. And goes places few would ever dare go. Like the past. All he needs is a metal artifact from a point in time, and Corey can...

It's no longer a game. The body count is rising. Shaken by recent events, Amy and Dan flee to a distant land and trace the footsteps of their most formidable ancestor yet: a military leader of mythic proportions. Yet just as the siblings begin to master the art of ancient warfare, they confront a dangerous enemy that can't be felled with a sword: the truth. With the stakes higher than ever, Amy and Dan uncover something so devastating it changes everything...

The latest installment in a gripping new series that will appeal to fans of the X-Files has Sam's parents attempting to remove his twin who is still inside Sam's body. What is going on in Lab 6? Whatever it is, Sam Hughes is somehow involved. He hears a strange voice calling from within his mind and from behind the lab door. The closer Sam gets to the truth, the more the danger grows. The secret of Lab 6 will blow him away.

The most dangerous secret in Amy and Dan's past is unveiled in Book 7 of the #1 New York Times bestselling series. The hunt for 39 hidden Clues that lead to an unimaginable power have taken a heavy toll on fourteen-year-old Amy Cahill and her younger brother, Dan. They've just seen a woman die. They're wanted by the Indonesian police. They're trapped on an island with a man who knows too much about the death of their parents. And a tropical storm...

The New York Times bestselling author of the Seven Wonders series and of books in the 39 Clues series, Peter Lerangis, brings us the hair-raising, edge-of-your-seat second installment of the Max Tilt trilogy. When thirteen-year-old Max Tilt stumbled across his great-great-great-grandfather Jules Verne's unfinished, unpublished manuscript, The Lost Treasures, he thought he had the answer to all his problems, but nothing in life is ever that easy....