Showing titles in Action & Adventure

When Ari crash-lands on Old Earth and pulls a magic sword from its ancient resting place, she is revealed to be the newest reincarnation of King Arthur. Then she meets Merlin, who has aged backward over the centuries into a teenager, and together, they must break the curse that keeps Arthur coming back. Their quest? Defeat the cruel, oppressive government and bring peace and equality to all humankind.

When Rigg and his friends crossed the Wall between the only world they knew and a world they could not imagine, he hoped he was leading them to safety. But the dangers in this new wallfold are more difficult to see. Rigg, Umbo, and Param know that they cannot trust the expendable, Vadesh - a machine shaped like a human, created to deceive - but they are no longer certain that they can even trust one another. But they will have little choice.

The mighty engines of Anchorage have been rusted and dead for years. The derelict city no longer roams the Ice Wastes, but has settled on the edge of the land that was once America. Tom Natsworthy and Hester Shaw are happy in the safety of a static settlement, but their daughter, Wren, is desperate for adventure. When a dangerously charming submarine pirate offers her a chance to escape, Wren doesn't think twice about leaving her home and her parents behind. But the pirate wants something in return - Wren must steal the mysterious Tin Book.

Furnace Penitentiary: the world's most secure prison for young offenders, buried a mile beneath the earth's surface. Convicted of a murder he didn't commit, sentenced to life without parole, "new fish" Alex Sawyer knows he has two choices: find a way out, or resign himself to a death behind bars, in the darkness at the bottom of the world. Except in Furnace, death is the least of his worries.

Rigg’s journey comes to an epic and explosive conclusion as everything that has been building up finally comes to pass, and Rigg is forced to put his powers to the test in order to save his world and end the war once and for all.

You can't change your DNA…even when it says you're a murderer. When Davy tests positive for Homicidal Tendency Syndrome, aka "the kill gene," she loses everything. Once the perfect high school senior, she is uninvited from her prep school and abandoned by her friends and boyfriend. Even her parents are now afraid of her - although she's never hurt a fly. Davy doesn't feel any different, but genes don't lie. One day she will kill someone. Without any say in the matter, Davy is thrown into a special class for HTS carriers.

Just when she was settling in at the Haven (and getting almost used to the scary but exciting idea of becoming someone's mate), Mireya's world was rocked by the surprise arrival of two newcomers… Daniel and Heath. She's thrilled to see them. Her would-be mate—Elias—is definitely not. He suspects Heath is a spy for the evil Apollo Gideon. She's not sure what to believe because not only did Heath bring some major love triangle vibes to the Gebby sanctuary, but he also brought news of a devastating new threat to them and all the kids like them on military bases across the country.

Seventeen-year-old Tempe was born into a world of water. When the Great Waves destroyed her planet 500 years ago, its people had to learn to survive living on the water, but the ruins of the cities below still called. Tempe dives daily, scavenging the ruins of a bygone era, searching for anything of value to trade for Notes. It isn't food or clothing that she wants to buy, but her dead sister's life.

While running away from home for reasons that are eminently defensible, Emilie’s plans to stow away on the steamship Merry Bell and reach her cousin in the big city go awry, landing her on the wrong ship and at the beginning of a fantastic adventure. Taken under the protection of Lady Marlende, Emilie learns that the crew hopes to use the aether currents and an experimental engine, and with the assistance of Lord Engal, journey to the interior of the planet in search of Marlende’s missing father.

When Tom and Hester's little scrapyard aircraft is pursued by rocket-firing gunships, the ice city offers sanctuary. But it is no safe refuge. Devastated by plague and haunted by ghosts, Anchorage is heading for the Dead Continent.

Fueled by memories of a fallen world and revenge, Nick takes on a quest to take down the all-powerful [Admin]. Armed with nothing more than his grit, his experience, and an unyielding will, his every decision becomes a high-stakes gamble in a world changed by the coming of the system. Powerful and otherworldly foes obstruct his path, their strength formidable enough to pulverize any ordinary man. But Nick is far from ordinary. He embodies humanity's best hope to overcome the catastrophe known as System Fall and to challenge the [Admin].

From the red dust of Mars to the blue skies of Earth, follow the extraordinary exploits of Elliot and his friends—Mei and Dimitri—as they unravel the mysteries of the universe, forging friendships and facing adversaries in a saga where the fate of humanity hangs in the balance. The "Diary of a Martian" Omnibus Edition brings together these three interstellar adventures in one exhilarating collection, perfect for fans of action-packed science fiction.

It’s been four years since the events of GONE. The Perdido Beach dome is down, but the horrors within have spread. The alien virus-infested rock that created the FAYZ is creating monsters - monsters that walk the cities and countryside, terrorizing all. There are tanks in the street and predator drones in the sky, doomed efforts to stop the disintegration of civilization. Into this chaos comes a villain with the power to control anyone with just the sound of his voice. Dillon Poe wanted to be a comedian once...but everyone made fun of him. Now he’s sending thousands to their death.

London is a radioactive ruin. But Tom and Wren discover that the old predator city hides an awesome secret that could bring an end to the war. But as they risk their lives in its dark underbelly, time is running out. Alone and far away, Hester faces a fanatical enemy who possesses the weapons and the will to destroy the entire human race.

This exciting new series from New York Times best-selling author Ally Carter focuses on Grace, who can best be described as a daredevil, an Army brat, and a rebel. She is also the only granddaughter of perhaps the most powerful ambassador in the world, and Grace has spent every summer of her childhood running across the roofs of Embassy Row. Now, at age 16, she's come back to stay in order to solve the mystery of her mother's death.

It's a night like any other on board the Icarus. Then, catastrophe strikes: the massive luxury spaceliner is yanked out of hyperspace and plummets into the nearest planet. Lilac LaRoux and Tarver Merendsen survive. And they seem to be alone. Lilac is the daughter of the richest man in the universe. Tarver comes from nothing, a young war hero who learned long ago that girls like Lilac are more trouble than they're worth. But with only each other to rely on, Lilac and Tarver must work together, making a tortuous journey across the eerie, deserted terrain to seek help.

Tina Infantino thought her life was a mess—her parents won’t stop fighting, and her best friend Ken has been acting distant since the “Space Camp” incident. But things take a turn for the worse when Ken vanishes into another dimension. Suddenly, Tina’s thrust into a mission across alternate realities to save him—and maybe the multiverse too.

Ship hurtles through space. Deep within its core it carries the seed of humankind. Launched by the people of a dying Earth over a century ago, its mission is to find a habitable world for the children - 15-year-old Zoheret and her shipmates - whom it has created from its genetic banks. To Zoheret and her shipmates, Ship has been mother, father, and loving teacher, preparing them for their biggest challenge: to survive on their own, on an uninhabited planet, without Ship’s protection. Now that day is almost upon them, but are they ready?

Hotshot pilot Nax Hall has a history of making poor life choices. So it’s not exactly a surprise when he’s kicked out of the elite Ellis Station Academy in less than 24 hours. But Nax’s one-way trip back to Earth is cut short when a terrorist group attacks the Academy. Nax and three other washouts escape - barely - but they’re also the sole witnesses to the biggest crime in the history of space colonization. And the perfect scapegoats. On the run, Nax and his fellow failures plan to pull off a dangerous heist to spread the truth.

Emmett Atwater thought Babel's game sounded easy. Get points. Get paid. Go home. But it didn't take long for him to learn that Babel's competition was full of broken promises, none darker or more damaging than the last one. Now Emmett and the rest of the Genesis spaceship survivors must rally and forge their own path through a new world. Their mission from Babel is simple: extract nyxia, the most valuable material in the universe, and play nice with the indigenous Adamite population. But Emmett and the others quickly realize they are caught between two powerful forces.