Jack is an ordinary kid who becomes a secret agent by night, thwarting evil all over the world as he searches for his missing brother, Max. Destination: United States. An eager young scientist has brought to life a dangerous flesh-eating dinosaur by crossing its DNA with that of his pet dog, Freddie. Can Secret Agent Jack Stalwart capture the dinosaur before it destroys New York City?

Temporarily retired from the GPF - Global Protection Force - and on family vacation, Jack Stalwart and his older brother, Max, are motivated to act when a band of thieves takes the Emerald Buddha from the Grand Palace in Bangkok. Without the help of the GPF, they're on their own. They're also up against one of the smartest and wealthiest villains they've ever faced. Can Jack and Max find Thailand's most precious statue before it's too late?

Fiercetooth, a NightWing obsessed with what could have - and should have - been. Deathbringer, desperate to prove himself as the next great NightWing assassin. Six-Claws, a loyal SandWing, who will soon find that loyalty comes with a price. Foeslayer the NightWing, a dragon in love turned kidnapper, and Prince Arctic of the IceWings, a runaway turned captive. In these four short stories, dig deeper into the world of Pyrrhia to discover what really happened.

A secret past can destroy the future. It all begins when Wade Kaplan receives a strange, coded email from his uncle Henry, shortly before the old man's sudden and suspicious death. He sets off for Germany to attend the funeral with his father, Roald, and his three friends Darrell, Lily, and Becca, only to discover that Uncle Henry left them yet another baffling message that they suspect is the key to figuring out how and why he died. The message leads to a clue, which sends them to a dark and creepy family tomb.

Scotland Yard’s new chief inspector Nicholas Drummond is on the first flight to New York when he learns his colleague, Elaine York, the "minder" of the Crown Jewels for the "Jewel of the Lion" exhibit at the Metropolitan Museum of Art, was found murdered. Then the centerpiece of the exhibit, the infamous Koh-i-Noor Diamond, is stolen from the Queen Mother’s crown. Drummond, American-born but raised in the UK, is a dark, dangerous, fast-rising star in the Yard who never backs down. And this case is no exception.

The globe-trotting thief in the red fedora returns! And now, the question isn't where—but who? In the role of Carmen Sandiego, award-winning performer Kyla Garcia reveals, for the very first time, the backstory of the ever-elusive master criminal whose whereabouts captured the imaginations of children everywhere—through educational video games, animated series, and a popular PBS "gameshow" for middle schoolers in the 1990s.

Mitch Matthews is writer struggling to make ends meet when his wife's brother offers them a first-class seat on a flight from Hong Kong to New York. When his wife needs to stay behind, it becomes an opportunity for some quality daddy-daughter time with his five-year-old Lilly. At check-in, they run into a strange Norwegian arguing with a huge Russian. A mysterious redhead is guarding a package in the business lounge. But everything is fine...right up until the event. Within hours of Allied Airlines 695 disappearing, a massive international search is launched.

When brilliant archaeologist Dilara Kenner is contacted by Sam Watson, an old family friend who says that he has crucial information about her missing father, Dilara abandons her Peruvian dig and rushes to Los Angeles to meet him. But at the airport, Sam speaks instead of Noah’s Ark—the artifact her father had long been searching for—and the possible death of billions. Before Sam can explain, he collapses. With his dying breath, he urges Dilara to find Tyler Locke—a man she’s never heard of.

For the past four years, Rick Walker has been shuffled between foster care and group homes. At 14, he’s a kid nobody wants or cares about. Now he’s headed for Blue Canyon Detention Center. For Rick, life is a maze full of dead ends. But when he is threatened at Blue Canyon and runs away, Rick finds himself in a real maze - the enormous rocky expanse of Canyonlands National Park in Utah. There, Rick meets a biologist who has devoted his life to reintroducing the condor to its natural habitat. As Rick joins him to protect the giant birds, the teenager will begin to see choices instead of dead ends.

Navy helicopter pilot Lt. Alison Malone has been assigned to a search and rescue team based at Naval Air Station Fallon, Nevada, near the rugged peaks of the Sierra Nevada, and far from her former elite H-60 squadron. A rule follower by nature, Alison is exasperated and outraged every time she flies with her mission commander, "Boomer" Marks, for whom military procedures are merely a suggestion. Alison is desperate to be transferred out of the boonies, where careers stagnate, and back to her life and fiancé in San Diego.

Suit up! Jump into hyper flight with the four Wikk kids! Forced into a high stakes hunt for their missing parents by the sinister Cpt. Vedrik, the siblings' only hope is their parents' Archeos e-journal. Can Tiffany decipher the clues within it? As time runs out, it's all up to Oliver and his Federation training to fly the Phoenix and protect his crew.

The Cahill family has a secret. For five hundred years, they have guarded the 39 Clues - thirty-nine ingredients in a serum that transforms whomever takes it into the most powerful person on earth. If the serum got into the wrong hands, the disaster would rock the world. So certain Cahills have always made it their mission to keep the serum safe, buried, locked away. Until now. Thirteen-year-old Dan Cahill and his older sister, Amy, are the latest guardians of the Clues. They think they've done everything right, but a tiny mistake leads to catastrophe.

In this series opener, listeners meet Jack and his foster siblings, Ava and Matt, who are orphans. But they're not your typical kind of orphans - they're geniuses. Well, Ava and Matt are, which sometimes makes life difficult for 12-year-old Jack. Ava speaks multiple languages and builds robots for fun, and Matt is into astronomy and a whiz at math. As for Jack, it's hard to stand out when he's surrounded by geniuses all the time.

An undeciphered language in Crete. A rash of mysterious disappearances, from Bolivia to Japan. An ancient warning at the ruins of Babel. And a new spiritual leader, who claims that human history as we understand it is about to come to an end.

Amy and Dan find themselves in a new global race but this time, everything’s different. Those closest to them might be working for the enemy, and Amy and Dan are forced to ask themselves how far they’re willing to go to save the kidnapped Cahills. How much can you risk when there’s no one to trust?