Showing results by publisher "HarperAudio" in Action & Adventure

The boxmates from the B.E.S.T. Academy are lost at sea and their best friend, Grayson Bix, is missing. Their hoverpod is busted, their stomachs are empty, and their hopes are crushed. When a mysterious vessel approaches, Ace, Leo, and Jayla are certain they'll be carted back to the Tower of Power, with their punishments for escaping awaiting. But a twist: The crew is rescued and introduced to a vibrant and thriving underwater world that is off the grid and out of Bixonics's eye...and one step closer to finding Grayson.

War is coming. Despite everything Maya and her father have done, the veil that protects the human world is failing. The Lord of Shadows has raised an army powerful enough to challenge the orishas. And it’s only a matter of time before he breaks through the veil and destroys Maya’s neighborhood and the rest of the world.

The Valorim are about to fall to a dark lord when they send a necklace containing their planet across the cosmos, hurtling past a trillion stars...all the way into the lunchbox of Tommy Pepper, sixth grader, of Plymouth, Mass.

Freddie Ruiz is cursed. While other people may have bad days, Freddie and his family have had bad generations: from bird poop splatting on him during picture day to the many tumbles and trips that earned him the nickname Faceplant Freddie.

Like almost everything in eleven-year-old Eric “Doodles” King’s life, King’s Wonderland—the amusement park his great-great grandfather founded—was seriously damaged when a hurricane hit his beloved Coney Island neighborhood. Now hungry property developers are circling the wreckage of the once-awesome King’s Wonderland, and Eric’s family is falling apart from the threat of losing it all.

Wyatt has been riding out the zombie apocalypse on his crew’s cobbled-together train for what feels like forever. It’s a hopeless journey, the train running a loop that covers thousands of miles across the western U.S. But when a mysterious girl arrives with stories of a so-called Nirvana and a potential cure for the zombie parasite, Wyatt must decide between searching for the cure and protecting those entrusted in his care.

Frances Stenzel was just trying to prove her scientific worth to her parents so they would take her with them to their scientific symposiums for once—instead, she reawakened her great-grandfather’s secret and most terrible invention. Before it can destroy the town, she sets off after it, with her pet chimp and sarcastic robot tutor by her side.

When Mott finds a puppy abandoned in a recycling bin, she’s ready to do everything she can to protect him. What she doesn’t realize, however, is that this is the legendary wolf Fenris, who’s prophesied to bring about the end of the world by eating the moon. Now Mott has found herself in charge of making sure the hungry pup—who’s busy munching on lampposts, cars, and water towers—doesn’t see all of California as an appetizer, while also hiding him from the Norse gods who are hot on his trail, determined to see the prophecy come true.

Pete the Cat is having a bad day: his best shirt is dirty, he left his crayons at home, and he’s late for school. What will it take for Pete to turn his not so groovy day into a cool one after all?

Hop aboard Wind Rider, a magical sailboat, with Max and Sofia, two kids trying to save the environment one problem at a time. Their second mission? Protecting majestic scarlet macaw chicks in the most biodiverse place on Earth, the Amazon rain forest.

Eleven-year-old Ace Wells’s dream has finally come true: he is a new cadet in the B.E.S.T. (Biological Enhancement Systems Technology) Program. Until now, he’s been living in the shadow of his superstar brother, Finn—but not for long. This is new Ace! He knows he can make his mark on the world with SuperSoar wings, but on day one, nothing goes as planned. The antagonistic elevator AI Otis wants to eat his belongings, the physical feats set by his tough-nut coach are impossible, and his celebrity roommates are far from welcoming.

Now a guardian in training, Maya spends her days patching up veils with her father and cleaning up near-disasters like baby wormholes that her erratic powers create. But when Maya and her friends discover that something went terribly wrong during their journey to bring her father back to the human world, they are forced to return to The Dark and restore what they left behind, the one thing keeping the veil from falling: her father’s soul.

Cara Moone is a wizard - but she’s basically flunked out of wizard school. Now she’s in training to be a MOP, also known as Magical Occurrence Purger, also known as it’s Cara’s job to sweep up the hazardous dust a real wizard’s spells leave behind. A real wizard, that is, like Harlee Wu, the so-called Chosen One destined to save the magical world. But when one of Harlee’s spells goes awry and leaves behind a rift in the fabric of magic itself, it'll take more than magic to clean up the mess. Luckily, messes are kind of Cara’s thing.

Phineas T. Fogg and Lola Ray may have just saved the universe without really trying, but it’s going to take a lot of work to get Lola back home to the 21st century. Their only hope is to find Dimension Why. Good thing Lola’s father left her a map embossed on a Twinkie. But before Phin and Lola can begin their search, a mysterious girl, wearing a bathrobe and riding a dragon, absconds with the special snack cake! And, oh right, the mystery girl wants to destroy the universe!

Around the world, temperatures are rising, ice caps are melting, and innocent animals are in trouble. Humans had their chance to fix it and failed. It’s time for the animals to take their fate into their own paws. It’s time for...the Endangereds. When word reaches the Endangereds that one of the last of a species of nearly extinct sloths is in trouble, the team don’t hesitate to strap on their gear, fire up their helicopter, and rush off into action.

Lucas Adebayo grew up on a small mining ship in the asteroid belt but wants to join the Navy and become the best pilot in the galaxy. The Navy has never accepted a Belter cadet before, but Lucas’ skills secure him a place on the training ship, the Orpheus. Life in the Navy couldn’t be more different than life in the Belt, and Lucas struggles to find his place. As a Belter, he’s an outsider among his peers; as a Navy cadet, he doesn’t quite fit in at home anymore, either.

Maddie Robinson has always been overlooked: by her parents (who disappeared), by her friends (who are nonexistent), and even science fair judges (who think she has “so much...potential”). So when a mysterious man called The Recruiter invites her to join a secret society of spies, Maddie is floored. Then she discovers that these super secret super spies are the Illuminati - the world’s most covert organization rumored to control, well, everything. And one more thing: The Illuminati are kids, like Maddie!

Max and Sofia's summer vacation gets wild when they stumble upon an abandoned sailboat in the mangrove forest. They’re given the chance to make a real impact when the boat magically transports them to a different corner of the world to help other kids save their environment!

There are rules every mouse must follow if they’re to survive in the forest. Tobin knows these guidelines by heart. After all, with one younger sibling, another on the way, and a best friend with a penchant for trouble-making, he needs to be prepared for anything. But one stormy night, Tobin’s safe burrow is invaded by monstrous arachnids and his baby brother stolen away. To save him, Tobin will have to do something he’s never done before: break the rules.

After Cecelia Dahl’s little brother, Celadon, dies tragically, his soul goes where all souls go: the Land of Yesterday - and Cecelia is left behind in a fractured world without him. Her beloved house’s spirit is crumbling beyond repair, her father is imprisoned by sorrow, and worst of all, her grief-stricken mother abandons the land of the living to follow Celadon into Yesterday. It’s up to Cecelia to put her family back together, even if that means venturing into the dark and forbidden Land of Yesterday on her own.