science fiction

When Jonah and Katherine travel to early 1900s Switzerland and Serbia to return Albert Einstein's daughter, Lieserl, to history, her mother Mileva grasps entirely too much about time travel and has no intention of letting her daughter go.

Experiencing ominous dreams, Kell watches Red London excitedly preparing for the Element Games international magic competition only to realize that the threat of Black London is returning.

The Five Worlds are on the brink of extinction---unless five ancient and mysterious beacons are lit.

When his father is reported murdered in Mexico, supposedly by the husband of his lover, thirteen-year-old Josh refuses to believe it and sets out to get the true story, which he believes involves UFOs and alien abduction.

"Once there was a world's end. The forests burned, the lakes and rivers dried up, and the oceans swelled. Then came a plague, and fever spread across the globe. Families died, violence reigned, and man killed man. Next came WICKED, who were looking for an answer. And then they found the perfect boy. The boy's name was Thomas, and Thomas built a maze. Now there are secrets. There are lies. And there are loyalties history could never have foreseen. This is the story of that boy, Thomas, and how he built a maze that only he could tear down"--Provided by publisher.

In Tokyo, fifteen-year-old Daniel X faces two of the most dangerous aliens on the planet, who are plotting to use video games to control children and turn them into an army of doom.

Robbed of the powerful object she needed to save her mother, time traveler Etta Spencer is stranded far from home and the privateer she loves before resolving to destroy the astrolabe, a mission that is challenged by a shattering revelation.

Nemesis is a Diabolic, a humanoid teenager and the galaxy's most deadly weapon, who masquerades as Sidonia, a senator's daughter, and becomes a hostage of the galactic court.

As the Anvil, an enormous asteroid, threatens to end all life on Earth, sixteen-year-old Min begins to uncover a lifetime of lies, a sinister conspiracy involving all students in her sophomore class in Fire Lake, Idaho.

"A spaceship the size of a city drifts through space on its century-long journey to find a new Earth. When it launched it was populated by thousands of hopeful passengers and the most technologically advanced Zoids in the world, ready to serve the crew's every need. But that was then, and this is now. The Zoids rebelled against their masters, wiping out most of the crew in one bloody uprising. Now the few remaining humans are hunted by the Zoids like vermin. Fourteen-year-old York is a Scavenger - he hunts Zoids and kills them by any means he can, bringing back their parts to mend the technology on which the few remaining humans rely"--OCLC.