What would happen if you discovered that your family was one of the most powerful in human history? What if you were told that the source of the family's power was hidden around the world, in the form of 39 Clues? What if you were given a choice - take a million dollars and walk away...or get the first Clue? If you're Amy and Dan Cahill, you take the Clue - and begin a very dangerous race.

Jack loves his childhood toy Dur Pig. DP has always been there for him, through good and bad. Until one Christmas Eve something terrible happens - DP is lost. But Christmas Eve is a night for miracles and lost causes, a night when all things can come to life...even toys. And Jack’s newest toy - the Christmas Pig (DP’s annoying replacement) - has a daring plan: Together they’ll embark on a magical journey to seek something lost and to save the best friend Jack has ever known....

For Grey, life was in a good place. He'd just finished his service and had settled into a job he loved. But the difference between a good place, and a great place lays in the adventure. And Grey? Grey has so much more adventure in front of him. An adventure that starts with a chance encounter with a young woman named Billie at Mrs. Butterson's Buttery Bakery and Bistro, where he worked, and they quickly bond over warm treats and cinnamon rolls. Billie has a secret, and it's more than just a love of sugary things.

Living and slaving in Fill City One, you get used to the smell. We call it the Everpresent Stink. But every once in a while, on a spring day with a breeze, it clears away enough to remind us that there is something more out there. Most Fillers' wildest dreams would be just to get past the walls and live in the mainland. But my dream? It’s a little bigger. I’m going to Mars.

The world is devolving into chaos as a game-like system has reduced the population to a series of statistics and screens. Confusion reigns as everyone struggles to survive in this new reality. Everyone but one man. Anthony Franklin has a secret. One that gives him an edge. He has lived through this exact series of events...99 times in a row.

Twelve-year-old Barbary is emigrating from Earth to Einstein, an orbital space station. Researchers and diplomats on board the station are preparing to meet the first alien spacecraft to visit the solar system. Barbary wants to stay with her new sister, Heather, and Heather's father Yoshi. But Barbary is keeping a secret, and if her secret is discovered, she could be sent back to Earth.

Dane and Mandy, a popular magic act for 40 years, are tragically separated by a car wreck that claims Mandy’s life—or so everyone thinks. Even as Dane mourns and tries to rebuild his life without her, Mandy, supposedly dead, awakes in the present as the19-year-old she was in 1970.

Oak Island, Nova Scotia. Breanne Moore blames herself for her mother’s tragic death. So when her archaeologist father is invited on an exciting new dig, she’s determined to tag along and keep him safe. But as the mystery leads them closer to the island’s secret, Breanne’s dreams are filled with visions of a strange boy she’s never met...and a world of flaming carnage.

Amari Peters has never stopped believing her missing brother, Quinton, is alive. Not even when the police told her otherwise, or when she got in trouble for standing up to bullies who said he was gone for good. So when she finds a ticking briefcase in his closet, containing a nomination for a summer tryout at the Bureau of Supernatural Affairs, she’s certain the secretive organization holds the key to locating Quinton - if only she can wrap her head around the idea of magicians, fairies, aliens, and other supernatural creatures all being real.

Listen up, kid. My name is Dr. Cecil H.H. Mills. I’m the author of this book and many other ones that you might not have heard of. This book is about two idiot wannabe detective-types. Their names are J.J. and Valentine Watts, but I’m not sure if they’re actually brothers or not. They make a friend; her name is Trudi de la Rosa. She’s a wannabe detective-type too, but honestly, she’s less of an idiot than the brothers.

Enter the world of Britfield: Adventure, intrigue, conspiracy, mystery, and suspense! Tom has spent the majority of his life locked behind the cruel walls of Weatherly orphanage, but when he learns that his parents might actually be alive, Tom is determined to find them. Together, with his best friend Sarah and armed with only the word “Britfield” as a clue to Tom’s mysterious past, the two make a daring escape. Now, they are on the run from a famous Scotland Yard detective and what appears to be half of the police officers in England!

It’s not what you think...Hell is bone-chilling. Gabe is a good guy making the best of eternity in a place not known for its hospitality — until he is recruited by Judas Iscariot (yes, that Judas) to join a sect of double agents dedicated to sabotaging the mayhem being released on Earth.

Sam Wentworth grew up with nothing. She’s worked tirelessly just to get through college and earn her first monster. Bankrupt and exhausted, she sets her sights on fame and fortune in Maiyamon arenas. Instead, Sam’s caught between battling the rampaging elemental creatures abandoned by their owners and standing up to a toxic group intent on ending the game forever. With her flame fox cub, Finn, at her side, Sam sets out to build a team capable of protecting both innocent people’s lives and the creatures she loves. That’s the easy part.

Seventeen-year-old Buddy Lewek has spent most of his life trying to escape the Lower East Side slums of New York City.Working as a delivery boy to support his family, Buddy wants to become an artist, a dream he’s sure will never be realized. But that all changes when a delivery job puts him face-to-face with Mister Joey Drew, the eccentric owner of an animation studio. Mister Drew takes Buddy under his wing as an apprentice, thrusting him into a world unlike anything Buddy has ever seen before.

Otto and Sheed are the local sleuths in their zany Virginia town, masters of unraveling mischief using their unmatched powers of deduction. And as the summer winds down and the first day of school looms, the boys are craving just a little bit more time for fun, even as they bicker over what kind of fun they want to have. That is, until a mysterious man appears with a camera that literally freezes time.

It's a simple story. Boy finds proof that reality is a computer program. Boy uses program to manipulate time and space. Boy gets in trouble. Boy flees back in time to Medieval England to live as a wizard while he tries to think of a way to fix things. Boy gets in more trouble. Oh, and boy meets girl at some point.

In the near future, in the Epcot of Walt Disney's imagination, sixty thousand people live in a CommuniTree surrounding the forward-looking Walt Disney World theme park. Five unique families are among the residents—and some of the parents were once known as the Kingdom Keepers. Their identities are carefully guarded in order to raise their children without special treatment, most of the Kingdom Keepers work for the Walt Disney Company, and have settled into "ordinary" and rewarding lives.

The first dragonrider in over a hundred years has been born...and it’s a girl. Never before has a female been chosen to ride a dragon. The Elite, a guild comprised exclusively of dragonriders, is dead according to most. No one has seen a rider in decades. The problems they used to fight overwhelm the world. Dragons are thought to be near extinction. However, the Elite aren’t dead...It’s just that a bunch of crusty old men who do nothing that benefits the world at large are easy to mistake as useless corpses. Sophia Beaufont is about to change all of that.

When Murph Cooper rocks up to his new school, he can't help but feel a bit out of his depth. And it's not because he's worried about where to sit, and making friends, and fitting in, or not knowing where the loos are. It's because his mum has enrolled him at a school for superheroes by mistake. And unlike his fellow students Murph has no special abilities whatsoever. But just because you don't have superpowers, it doesn't mean you can't save the day....

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.

Included in this collection, totaling almost 35 hours of audio, are the following audiobooks: Book One, The Rebellious Sister; Book Two, The Uncooperative Warrior; Book Three, The Defiant Magician; Book Four, The Triumphant Daughter; and Book Five, The Loyal Friend.

After a botched escape plan from her boarding school, Abigail is stunned to discover the school is actually a cover for an elite spy ring called The Center, along with being training grounds for future spies. Even more shocking? Abigail's mother is a top agent for The Center and she has gone MIA, with valuable information that many people would like to have - at any cost. Along with a former nemesis and charming boy from her grade, Abigail goes through a crash course in Spy Training 101, often with hilarious - and sometimes painful - results.

My name is Chase Cooper, and I'm a 6th grade ninja. It's my first day at a different school and the only person I know is my cousin, Zoe (but she might be a little too cool for me). I was just another scrawny kid until a group of ninjas recruited me into their clan. It was a world of trouble I wasn't prepared for, which is why I kept this diary (or "chronicle" as my dad would call it) - to warn other kids about the dangers of becoming a ninja. They say history is destined to repeat itself...well, not if I can help it.

Zoe Guire just talked to an elephant. Well, technically speaking, the elephant spoke to her, but either way it was weird and, as a rule, Zoe doesn't do weird. Except the thing is, when Zoe goes along on her mom's business trip to India, things get very weird, very quickly. Soon after she arrives, Zoe finds herself tagging alongside a kid named Zak, lost in a crazy city, with no money and no way home.

Bowser is a dog detective on the loose, paired with an 11-year-old girl, Birdie. Bowser and Birdie live on the Louisiana coast with Birdie's Grammy. When a prize stuffed marlin is stolen from Grammy's bait and tackle shop, Birdie and Bowser decide to take on the case. But what looks like a straightforward break-in soon becomes as tangled as a tourist's fishing line.

Charged with gross incompetence, Satan is fired from his job as prince of Hell and exiled to that most terrible of places: English suburbia. Forced to live as a human under the name of Jeremy Clovenhoof, the dark lord not only has to contend with the fact that no one recognizes him or gives him the credit he deserves but also has to put up with the bookish war-gamer next door and the voracious man-eater upstairs.

"You have two days to pass your audition. You better pass it, feller. You’re joining the circus. Ain’t that the best news you ever got?" Delivered by a trio of psychotic clowns, this ultimatum plunges Jamie into the horrific alternate universe that is the centuries-old Pilo Family Circus, a borderline world between Hell and Earth from which humankind’s greatest tragedies have been perpetrated. Yet in this place - peopled by the gruesome, grotesque, and monstrous - where violence and savagery are the norm, Jamie finds that his worst enemy is himself.

In the magical fairytale kingdom of Enchantasia, becoming a legendary prince or princess doesn't happen overnight. Enter Royal Academy, the training ground for the fairytale leaders of tomorrow! But reluctant future princess and new student Devin has some reservations about RA, especially when it comes to its headmistress. Olivina seems obsessed with preparing students for possible villain attacks. But when Devin asks when they're going to learn how to actually rule a kingdom, Olivina becomes enraged. Something isn't right with this lady.

Fourteen-year-old Leven Thumps (a.k.a. "Lev") is no ordinary boy, but that's exactly what Sabine and his dark shadows want him to believe. They know the fate of the world and the dreams of all mankind can be saved by one boy with a powerful gift, one he has yet to understand or control. Enter Clover, a funny foot-high sidekick; Winter, a girl who can freeze things; and Geth, the rightful heir to the dream world of Foo. Three transplants with only one mission: to retrieve Leven and save Foo.

With the defeat of the Overtakers behind them, the five teenagers known as the Kingdom Keepers should be celebrating. By all accounts they saved Disneyland from certain destruction. Why then did their mentor leave one last puzzle for them to decipher? The Keepers must solve a puzzle of the past, or be crushed under an evil that makes the Overtakers seem like gentle souls.