Mostrando títulos en Ciencia Ficción

Marco never wanted to be an Animorph. He didn't want the ability to change into any animal he touches. And he certainly didn't want to be one of a handful of kids that are the planet's only defense against a secret alien army. His friends know why he feels the way he does. He's worried about his dad - the only family Marco has left. If anything happens to him, his father will be alone. But something big is about to change for Marco. Something that could finally give him a reason to fight.

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.

It was bad when Jake found out his brother was one of them. A Human-Controller. A slave. But that was nothing compared to this. When the Animorphs decide to visit the Yeerks' new base, it seems simple. But then they get caught, and Jake falls - just for a moment - into the Yeerk pool. Now they're out, and his friends can't see it. To them, he's just like normal. But Jake is screaming for help. His worst fear has finally come true. He's become the enemy.

Jonah and Katherine journey to 1918 with the Romanov children in the sixth tale of the New York Times best-selling The Missing series. It's a paradox: When Jonah and Katherine find themselves on a mission to return Alexei and Anastasia Romanov to history and then save them from the Russian Revolution, they are at a loss. Because, in their own time, the bones of Alexei and Anastasia have been positively identified through DNA testing. What hope do they have of saving Alexis and Anastasia's lives when the twenty-first century has proof of their deaths?

George's parents, who have always been wary of technology, warn him about their new neighbors: Eric is a scientist and his daughter, Annie, seems to be following in his footsteps. But when George befriends them and Cosmos, their super-computer, he finds himself on a wildly fun adventure, while learning about physics, time, and the universe. With Cosmos' help, he can travel to other planets and a black hole. But what would happen if the wrong people got their hands on Cosmos?

Earth is about to go dark. Without a new power source, life as we know it will be toast. A global competition is under way to determine which four kids will join the secret mission that might just save us all. Project Alpha is a contest of physical challenges, mental puzzles, and strategic alliances. The battle is fierce. Who will lead the team? Who will pilot the most complicated space ship ever built? Who will be a friend? An enemy? And how will they survive over a year stuck on a space ship together?

Jack Archer is convinced something strange is going on at his neighbor's house. Mr. Fleshman always wears all black, hardly ever leaves his house, and never says hello to anyone. Then Jack spots a mysterious creature through Mr. Fleshman's window. It's big and gray, with rotten-looking flesh. Jack has never seen anything like it on Earth. Could it be-an alien? If it is, Jack will have to convince everyone that an invasion is underway!

The Animorphs have met the Ellimist. He helped to save the kids when they were about to be eaten by a Taxxon. He helped to free two Hork-Bajir and restored Tobias's morphing ability. But even though the Ellimist has enormous power, he is not all powerful.

What would middle school be like if half your classmates had super powers? It's time for Penny Akk to find out. Her latest (failed) attempt to become a superhero has inspired the rest of the kids in her school to reveal their own powers. Now, all of her relationships are changing. She has a not-at-all-secret admirer, who wants to be Penny's partner almost as much as she wants to be Penny's rival. The meanest girl in school has gained super powers and lost her mind. Can Penny help her find a better one?

Time travel has been mocked and ridiculed as long as science has challenged the human mind. And yet the belief in its existence persists. Jonathan West discovered how life-altering it really is when he left the year 2024 and landed in 1947. Finding Katherine Denise Kramer was his plan. This is the journey that can only be said to be impossible unless you do it yourself. This fictional story can be compared to no other, but then again, you will be inspired just as Jonathan was. Take a moment and dive into Jonathan's world and see if you would do the same thing.

It's 50 years before the settlement of the city of Ember and the world is in crisis. War looms on the horizon as 11-year-old Nickie and her aunt travel to the small town of Yonwood, North Carolina. There, one of the town's respected citizens has had a terrible vision of fire and destruction. Her garbled words are taken as prophetic instruction on how to avoid the coming disaster. If only they can be interpreted correctly.

In this explosive third installment of New York Times bestselling author Dan Gutman’s action-packed series, four thrill-seeking friends travel back in time to document one of the most devastating natural disasters the world has ever seen.

Winner of the National Jewish Book Award and an American Bookseller "Pick of the Lists", The Devil's Arithmetic plunges the listener into the terrible realities of the Nazi concentration camps. Chaya's tale is a celebration of the strength of the human spirit and a dramatic introduction to the darkest period of modern history.

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.

Archie Dent is convinced that he and his friends Hachi and Fergus are the first three members of a new League of Seven: a group of heroes who come together to fight the Mangleborn whenever the monsters arise to destroy humanity. His belief is put to the test when they are forced to undertake separate missions. Archie and his faithful Tik-Tok servant, Mr. Rivets, pursue a shape-shifting girl who has stolen the Dragon Lantern, an ancient artifact with mysterious powers.

A bloody war is raging across the oceans, with the Pirate Federation and Nocturnals in alliance against the renegade Vampirates, led by Sidorio and Lola. Nothing will stop either one from making their presence dangerously known in battle. Connor and Grace Tempest each have important roles to play in the war - he as a pirate warrior at the heart of the fight; she as a powerful healer working with the war-wounded. As the twins face their greatest challenges to date, old allies and foes return to play their part in the ultimate battle of Pirate versus Vampirate.

One minute, Rachel is taking a break from babysitting. The next, she's escaping the Earth on a pedal-powered interplanetary bus. It could happen to anybody. It could. Generally it doesn't, but it could. Because what Rachel soon learns is that Earth is infected with Math, which is why we look at our solar system and see freezing balls of ice, gas, and rock whirling lifelessly through a hostile void. Everyone else sees air pirates sailing the Seven Skies of Saturn, the endless exciting fight scenes of Mars, the sullen ghosts of Pluto, and much more.

Murdoc Jern's father, an interstellar gem trader, was murdered by outlaw competitors and left behind an odd ring, large enough to fit over the finger of a space suit. With his companion Eet, a strange feline mutant with phenomenal mental powers, he soon discovered that the stone in the ring was actually a Zero Stone - an alien device left behind by an ancient vanished race - and it was the key to powers beyond human imagination. Murdoc and Eet had to solve the secret of the Zero Stone, and very quickly, because very greedy and dangerous people wanted that ring.

David, the traitorous Animorph, is back. When the Animorphs decided to give another human being the power to morph, it was one of their biggest mistakes. David tried to destroy them all -- and almost succeeded. Rachel and the others thought they'd seen the last of him when they trapped David as a nothlit, leaving him on a deserted island to live out his days as a rat...They were wrong.

Really big trouble is an understatement these days. The war with the Yeerks is full on -- and it's definitely going to get worse. But Cassie and the other Animorphs have a lot more going on than just trying to stay alive. Now they've got to actively protect their families and the free Hork-Bajir. And they no longer believe they can do it alone. The Yeerks are just too powerful.