Showing titles in Science Fiction

After an imminent yet unnamed danger forces people across Colorado to leave their homes, a group of kids including an aspiring filmmaker and a budding journalist find themselves in the same evacuation camp. As they cope with the aftermath of having their world upended, they grow curious about the mysterious threat.

After his adventures through time, Finn returns home to a world he doesn’t recognize. Changing the past has created an all-new present, one in which he and his friends never vanquished the Plague. Now the giant bugs rule Earth from their spaceship! What’s an intergalactic traveler to do? The answer is obvious. Finn, Lincoln and Julep must defeat the Plague. Again.

Ellie's Grandpa Melvin is a world-renowned scientist...in the body of a 14-year-old boy. His feet stink, he eats everything in the refrigerator, and Ellie is so happy to have him around. Grandpa may not exactly fit in at middle school, but he certainly keeps things interesting. When he and Ellie team up for the county science fair, no one realizes just how groundbreaking their experiment will be.

Monsters Unleashed - where you catch virtual-reality monsters on your cellphone - is one of the hottest mobile games around, and Bex and Charlie just can't stop playing. They even check out an old map in Charlie's grandfather's attic in hopes of discovering some forgotten places in town where the rarest monsters might hide. But they find a strange machine up there, too, and after Charlie switches it on, the wifi goes down...and Bex's entire catalog of monsters vanishes!

Will's latest adventure with his transformer robot Planetron starts with a tricky math problem that leads them to some of the wonders in the Milky Way Galaxy: triple-star systems, exploding suns, huge nebulas, and strange pulsars.

Aang revisits his former monastery, Katara learns the truth about Aang's mysterious past, and Sokka reveals how he saved the Northern Air Temple from the Fire Nation. The scroll also contains information about Airbending moves, Air temples and monks, the Avatar Cycle, and much more.

When Sky Patel-Baum is sent to live with her mysterious uncle, she didn’t imagine she’d end up here: Area 51. A top-secret military base with a bajillion rules and so classified not even the president knows its secrets. Also, it turns out the place is full of aliens. Lots and lots of aliens. But they prefer to be called Break Throughs, thank you very much.

I'm Toph. After my father found out that I'd been competing in Earthbending tournaments, he put me under constant surveillance! So I left home. Now I'm traveling through the Earth Kingdom with Aang—he's the Avatar—and his friends Katara and Sokka, on Aang's sky bison, Appa. I'm teaching Earthbending to Aang, and man, do I have my work cut out for me! Even though we've had our differences, it's kind of nice knowing these guys will always have my back and point me in the right direction when I can't feel which way to go.

They call themselves SYLO and they are a secret branch of the U.S. Navy. SYLO's commander, Captain Granger, informs Pemberwick residents that the island has been hit by a lethal virus and must be quarantined. Tucker believes there’s more to SYLO’s story. He was on the sidelines when the high school running back dropped dead with no warning. He saw the bizarre midnight explosion over the ocean, and the mysterious singing aircraft that travel like shadows through the night sky. He tasted the Ruby - and experienced the powers it gave him - for himself.

For over 400 years, the world has been a barren wasteland. The few humans that survive scrape together an existence in the cruel city of Pocatel—or go it alone in the wilderness beyond, filled with wandering spirits and wyrms. They don’t last long. 13-year-old pickpocket Leandro and his sister Gabi do what they can to forge a life in Pocatel. The city does not take kindly to Cascabeles like them—the descendants of those who worked the San Joaquin Valley for generations.

Three years after their last contact with Isis, the humans, Othali, and converted hybrids who make up the newly established Collective are hosting a summit with the world's governments to establish their nationhood. But after the gathering is attacked, they discover that Melissa Kwan has gone missing. Before long, others start vanishing, too. Who could be behind the disappearances? Isis? A newly resurgent Malor faction? Or an unknown player, operating in the shadows and wielding a technology never seen before? Now it's up to Jaden and Malia to get to the bottom of this mystery before they ...

Rachel's got some pretty strange stuff happening. She can't control her morphing. One minute, she's doing homework. The next, she's morphing a full-grown crocodile, and - without returning to human form - she becomes an elephant. That's when the floor gives way and Rachel finds herself looking up at what used to be the kitchen ceiling. What's going on? No one's sure, but Rachel and the other Animorphs have to figure it out - quickly. Because if someone sees Rachel's out-of-control morphing, the other Animorphs are in for some serious trouble.

In this adaptation of the four-part Season Three finale, Avatar fans will finally discover if Aang really can save the world from the evil Fire Lord! Told through first person narratives, listeners will get the inside scoop from their favorite characters, and hear what’s going on in their heads as they help Aang battle the ultimate enemy.

There's an alien in Jack Archer's bedroom and he's not sure what to do. He's tried to warn his parents, teachers, and friends about the invasion, but everyone has just laughed him off.

Centuries ago, Earth's plants turned deadly, and humanity took to space to cultivate new homes. Myra Hodger is in her first year at an elite school on the Moon, and she's crumbling under the pressure. She doesn't fit in, and worse, the tattoos that signal her Number Whisperer magic aren't developing. In her heart, she knows she doesn't have a Creer, and soon everyone else will, too. Wandering the halls while cutting class, she discovers a secret lab hidden behind one of the unused classrooms and, beyond that, a secret garden overflowing with plants. Dangerous toxic plants.

When Marco runs into his old friend Erek, he doesn't think too much of it. He's got more important things to do, like helping to save the world. But then Marco finds out Erek's been hanging with some of the kids at the Sharing, and he starts to think that something just a little weird is going on. So Marco, Jake, and Ax decide to morph and check old Erek out. Just to see if he's been infested with a Yeerk. The good news is that Erek's not a human-Controller. The bad news is that Erek's not even human.

It’s the end of term, and the students are in the grip of revision fever…until a real fever takes over. The only possible cure lies in a distant nebula, but with the whole school under quarantine, who will be brave enough to go and get it?

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.

For two years, Cyrus and Antigone Smith have run a sagging roadside motel with their older brother, Daniel. Nothing ever seems to happen. Then a strange old man with bone tattoos arrives, demanding a specific room. Less than 24 hours later, the old man is dead. The motel has burned, and Daniel is missing. And Cyrus and Antigone are kneeling in a crowded hall, swearing an oath to an order of explorers who have long served as caretakers of the world's secrets, keepers of powerful relics from lost civilizations, and jailers to unkillable criminals.

In the sequel to Rats, Bats and Vats, the team of mentally gifted bats and rats, accompanied by their human leader, sets out to persuade an incompetent military bureaucracy that they are about to be invaded by a powerful alien conspiracy, joining forces with Fluff, the pet of one of the colony's ruling class, to save the world.