Títulos en Ciencia ficción

One minute the guys are wrestling around in Joe's room. The next minute The Book has transported them back to ancient Rome—and face-to-face with one big ol' gladiator. Luckily, Joe, Sam, and Fred, the Time Warp Trio, have seen enough professional wrestling to make it through gladiator...

“Kathryn Lasky’s latest is a sleight-of-hand that will have you clapping your hands. With the brio and big-heart that characterizes all of Lasky’s work, this opening salvo of a new series can be heralded with trumpet fanfares and clouds of rose petals.” —Gregory Maguire, author of...

From the bestselling author of 100 Cupboards comes the second book in a one-of-a-kind middle grade time travel series that is perfect for fans of Soman Chainani's School for Good and Evil books. Sam Miracle never thought that his future could lie in the past. But after leaping through centuries...

A flash of lightning, quivering ground, and, instead of her grandparents' farm, Polly sees mist and jagged mountains -- and coming toward her, a group of young men carrying spears. Why has a time gate opened and dropped Polly into a world that existed 3,000 years ago? Will she be able to get...

Award-winning author Simon Van Booy introduces readers to a magical, whimsical world, perfect for fans of Circus Mirandus and Serafina and the Black Cloak. When twelve-year-old Gertie Milk washes up on the island of Skuldark, she finds that all of her memories are gone. Home to helpful Slug...

In this first book of The Guardian Angel series, the story's narrator, Pelagius the angel, introduces us to life in 1364 A.D. and to Brin, a teenage gypsy who is despised by his people because his mother died of the plague and his father was a follower of God. This powerless teen's future seems hopeless until a hooded stranger presents him with a challenge and also a warning to beware of "the enemy". Thrown into a dangerous adventure, Brin must choose good over evil in order to find his earthly father's love and his heavenly Father's will.

Sammy, a 14-year-old fugitive, accidentally discovers he has the powers of a Psion. Plucked off the streets, he is thrust into the rigorously disciplined environment of Psion Beta headquarters. As a new Beta, Sammy must hone his newfound abilities using holographic fighting simulations, stealth training missions, and complex war games. His fellow trainees are other kids competing to prove their worth so they can graduate and contribute to the war effort.

The fate of Artimé is at stake—and an unlikely alliance could redeem it—in book three in the New York Times bestselling Unwanteds series. The magical world of Artimé is gone. The Unwanteds have no food, no water, and no hope. And everyone is looking to Alex Stowe for answers. Overwhelmed...

Dash is not the most popular kid in school and often shunned by neighborhood kids. His peers call him different, weird, and other hurtful words. Grief and sadness are his closest friends. But all that is about to change when Dash hears his name whispered on the winds.

A whole new world he never knew existed forces Eron to make the most difficult decision in his life: Join the barbaric Anastasian Defense Force and fight the Forgotten, or side with Timo and the creatures he was raised to hate. His decision will change the course of Anastasian life.

It’s the dawn of an important new day in America. Young readers, grab the reins and join Rush Revere, Liberty the horse, and the whole time-traveling crew in this patriotic historical adventure that takes you on an exciting trip to the past to see our remarkable nation’s most iconic symbols...

Minecraft baby zombie fun is on it's way with Top, Zop and Crud! Never fear another Minecraft zombie attack when Top, Zop and Crud are exploring the biomes. They have one job: to pop out and scare anyone who comes into their cave. Read all about their adventures today!

Eden Huntleigh is the envy of every teenage girl in the palace. As the intended bride of Cesar, the sovereign leader of Empyrean, she has everything she could ever desire, and yet, she is unable to ignore the nagging perception that something isn't right. Her world is turned upside down when she meets a handsome stranger who insists that she isn't who she thinks she is. Try as he might, the only way to prove it is for her to leave with him and join up with the Rebel group to whom she belongs. At least that's what he says.

Imagine a secret science experiment. Very secret. Very sciency. Should be perfectly safe, right? Right? Now, imagine a ghoul school in crisis. It's just like your school, only a bit more ghoulish. Well, a lot more ghoulish, but it still has students and teachers, like any proper school. It has a proper name, too: St. Squirmings' Ghoul School. And there's a crisis going on. And finally, imagine a headless monk, with a cold, so there's a lot of sniffing and snot involved.

Critically acclaimed author Margaret Peterson Haddix’s fourth tale from her popular Missing series finds Jonah and Katherine hurtled through time to 1611. Landing aboard Henry Hudson’s ship in James Bay just before a mutiny, Jonah and Katherine struggle to survive brutal weather conditions. They also realize something is wrong. A crucial person has vanished, and the history they remember is drastically different from what they’re experiencing. Will this new version of history replace the real past?

Join Rush Revere on another action-packed journey! Rush and his friends head back in time to the early days of our independent nation to watch the early American presidents George Washington, John Adams, and Thomas Jefferson in action! Hey there, young readers! Rush Revere here. I can’t wait...

"I challenge you to a duel of desert islands!" Dr. Grimes cries, when Professor Bulfinch accuses him of not being practical. Grimes plans to go ashore on an uninhabited desert island, and the professor on another. After a month they will see who has survived the best!

My name is Jack. I’m an orphan at the Founding Hospital in London, where I’ve been since I was five years old - some birthday present that was. Things are about to go from bad to worse when some boys are mean to me. What happens next is going to change my life forever, but will it be all bad, or could there be a silver lining?

The Magic Library is finally reopening its long-locked doors. But it needs four librarians. To become one, four magic books need to be found. Surprisingly, four homeless people find them. One is called Peter Butterpig, a bright-pink pig with great big butterfly wings. Two others are old robots called Sir Copperpot and Uncle Glitch, who are falling apart with failing memory banks, yet they never forgot to take care of the fourth.

Space Cat is written for children ages eight and up, but adults will appreciate the story as well. There are seven chapters in which the characters - Emma, her cousin, Riley, and Space Cat, Star - travel to the moon, Venus, Mercury, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto. Along the way, they learn about each planet, how the solar system is structured, and how it operates. The scientific descriptions are provided in language children can easily understand.