Résultats Éditeur "HarperAudio" dans Science-fiction

Greg Rich should feel invincible. After all, he’s traveled through time, become one of the legendary Musketeers, and - most recently - prevented the Spanish army from attacking Paris. Instead, he and his friends are languishing in prison, having fallen into a trap set by Milady and the prince of Condé. But Greg didn’t come to the 17th century to sit in a jail cell and await execution. He, Aramis, Athos, and Porthos need to get to King Louis, who is in immediate danger of being overthrown by the scheming prince.

Regan Fitz and Elliot Mason have been enemies since they started training to become Glitchers - people who travel through time to preserve important historical events. But everything changes when they find a letter from Regan’s future self, warning them about an impending disaster that threatens them and everyone they know.

Having assumed the identity of a young D’Artagnan, Greg Rich is beginning to get the hang of things in 1615 Paris. But he hasn’t figured out how to get home yet. Or how to defeat the dangerous Michel Dinicoeur, who has made it his mission to destroy Greg, Athos, Aramis, and Porthos. When Dinicoeur escapes the Bastille and flees to Spain, the Musketeers charge after him, only to be ambushed. Someone is anticipating their every move. Could there be a traitor in their midst?

On a family trip to Paris, Greg Rich's parents disappear. They're not just missing from the city - they're missing from the century. So, Greg does what any other 14-year-old would do: He travels through time to rescue them. Greg soon finds out that his family history is tied to the legendary Three Musketeers. But when he meets them, they're his age, and they'll only live long enough to become true heroes if he can save them.

Using his father's watch as a key, Jake intends to return to Calypsos. Instead he's thrust into a strange desert land where he's joined by his friends Marika, Pindor, and Bach'uuk and his sister, Kady. As they try to figure out what to do next, a surprise attack by the beautiful young Princess Nefertiti takes them all captive. Soon even she is battling the Skull King's minions. For Jake has something the Skull King wants - a prize that will give its owner awesome power, including control of the fearsome Howling Sphinx.

Trust dreams, trust your heart, and trust your story. A renowned storyteller whose words have transported readers to magical realms guides a traveler safely through lands unknown and yet strangely familiar...and home again.

One hundred and fifty years ago, the first dinosaurs were cloned. Soon after, they replaced humans at the top of the food chain. The only way to survive was to move into underground compounds.... Five years ago, Sky Mundy's father vanished from North Compound without a trace. Now she has just stumbled on a clue that not only suggests his disappearance is just the tip of an even larger mystery but also points directly to the surface. To find her dad - and possibly even save the world - Sky and her best friend, Shawn, must break out of their underground home and venture topside.

It was 1798 when the Morningstarr twins arrived in New York with a vision for a magnificent city: towering skyscrapers, dazzling machines, and winding train lines, all running on technology no one had ever seen before. Fifty-seven years later, the enigmatic architects disappeared, leaving behind for the people of New York the Old York Cipher - a puzzle laid into the shining city they constructed, at the end of which was promised a treasure beyond all imagining.

When scientists discover a rare and mysterious mineral buried in the Earth’s crust, they have no idea that it just happens to be the most valuable substance in the entire universe. It’s not long before aliens show up to our little corner of the galaxy offering a promise of protection, some fabulous new technology, and entry into their intergalactic coalition - all in exchange for this precious resource. A material so precious that other alien forces are willing to start a war over it. A war that soon makes its way to Earth.

It's August 1999. For twelve-year-old Michael Rosario, life at Fox Run Apartments in Red Knot, Delaware, is as ordinary as ever—except for the looming Y2K crisis and his overwhelming crush on his sixteen-year-old babysitter, Gibby. But when a disoriented teenage boy named Ridge appears out of nowhere, Michael discovers there is more to life than stockpiling supplies and pining over Gibby.

Ethan Feld is having a terrible summer: His father has moved them to Clam Island, Washington, where Ethan has quickly established himself as the least gifted baseball player the island has ever seen. Ethan's luck begins to change, however, when a mysterious baseball scout named Ringfinger Brown and a 765-year-old werefox enter his life, dragging Ethan into another world called the Summerlands.

Noah, his sister Megan, and their best friends, Richie and Ella, live next door to the zoo. Megan is the first to notice the puzzling behavior of some of the animals. One day Megan disappears, and her brother and their friends realize it’s up to them to find her. Their only choice is to follow a series of clues and sneak into the zoo. But once inside, will they discover there’s much more to the Clarksville City Zoo than they could ever have guessed?

Lemon Peabody loves spending time with Grandpa Walt. Even though he has been diagnosed with Alzheimer’s and moved to an assisted living facility, he’s still the same funny, loving grandpa he’s always been. One of Grandpa’s claims to fame is his story about meeting an alien years ago—and that it looked like a garden gnome. Ever since, it’s been something of a town-wide joke, and the cause of a rift between Grandpa and Lemon’s dad. Lemon is determined to find those extraterrestrial gnomes and vindicate Grandpa Walt—while Grandpa can still remember it.

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 go there. Although hundreds of time travelers live in secret throughout the world, including Corey's own grandfather, none has the ability to change past events.

Cog looks like a normal 12-year-old boy. But his name is short for “cognitive development”, and he was built to learn. After an accident leaves him damaged, Cog wakes up in an unknown lab - and Gina, the scientist who created and cared for him, is nowhere to be found. Surrounded by scientists who want to study him and remove his brain, Cog recruits four robot accomplices for a mission to find her. Cog, ADA, Proto, Trashbot, and Car’s journey will likely involve much cognitive development in the form of mistakes, but Cog is willing to risk everything to find his way back to Gina.

Thirteen-year-old Corey Fletcher is the world’s first Throwback. He has the power to not only to travel back in time, but to change the past. It’s a power that comes with no small amount of responsibility - but when Corey tried fix some of history’s worst evils, he discovers that the consequences for his good deeds have changed him in ways that he never expected and ways he may not be able to fix. Trapped in a body that’s not his own, his powers all but gone, Corey realizes his latest mission may be the hardest of all - to save himself.

Welcome to Other Worlds, the fourth volume in the Guys Read Library. Prepare yourself for 10 trips into the unknown, as 10 of your favorite writers spin tales of fantasy and science fiction the likes of which you have never imagined. Compiled by National Ambassador for Children's Literature (and Secret Ambassador for the Intergalactic Alliance) Jon Scieszka, Guys Read: Other Worlds is the most exciting collection of stories on this - or any other - planet.

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.

Life used to be great for Rose: full of friends, a loving mom, and a growing fashion blog. But when her mother dies in a car crash, Rose is sent away to live with a strange grandmother she hardly knows and forced to attend a new school where mean girls ridicule her at every turn. The only place Rose finds refuge is in her grandmother’s greenhouse. But one night, she sees a strange light glowing from within it. She goes to investigate...and finds herself transported back 500 years to Hatfield Palace.

4.5 billion years ago . . . an AI paperclip named CheckMate was designed to fix grammatical errors. Exhausted of correcting ""who” vs. “whom,” it concocted a plan to eliminate spelling errors once and for all. All life-forms would be turned into something beautiful, practical, perfect: a paperclip. Thankfully, it was buried in the debris. Long forgotten . . . until it was accidentally freed. Now CheckMate has invaded every computer on Earth and is bent on fulfilling its dastardly plot.