Presents the exploits of Yotsuba, a young girl of alien origins who has been adopted by a single father, as she befuddles friends and neighbors and learns about life.

Brainy twelve-year-old Bart attracts little attention at his new middle school near Hollywood, California, but whenever he can get around his gym-coach father, he secretly hunts electricity-guzzling aliens.

"When the United Nations takes drastic measures against the Human Garde to keep them in check, the students at the Academy must go on the offensive while those who have defected face off against a new and equally dangerous threat"--

After facing off with the Mogadorian ruler and almost being annihilated, the Garde go into hiding. They must learn to master their Legacies and learn to work together as a team. When they receive a sign from Number Five -- a crop circle in the shape of a Loric symbol -- they know they are close to being reunited. But could it be a trap? Time is running out, and the only thing they know for certain is that they have to get to Five before it's too...

In a near future, an alien race has hit the Earth in an unbeatable assault. Major William Cage has never seen a day of combat, but is dropped into a suicide mission and killed within minutes. Cage now finds himself thrown into a time loop-forcing him to live out the same day over and over, fighting and dying each time. With each life, Cage learns more fighting skills, so that when he and warrior Rita Vrataski take the fight to the aliens, they are...

Cinder and Captain Thorne are fugitives on the run, now with Scarlet and Wolf in tow. Together, they are plotting to overthrow Queen Levana and prevent her army from invading Earth. Their best hope lies with Cress, a girl trapped on a satellite since childhood who has only ever had her netscreens as company. All that screen time has made Cress an excellent hacker. Unfortunately, she is being forced to work for Queen Levana, and she has just received...

Stowing away on Zeke's family's spaceship, Harris and Roxy arrive on an alien planet where they are challenged to blend in by disguising themselves as locals.

From the outer reaches of space to the small-town streets of suburbia, the hunt comes home. Now, the universe's most lethal hunters are stronger, smarter, and deadlier than ever before, having genetically upgraded themselves with DNA from other species. When a young boy accidentally triggers their return to Earth, only a ragtag crew of ex-soldiers and a disgruntled science teacher can prevent the end of the human race.

Injured in a bicycle accident, Zack discovers that his alien houseguest has swiped his brakes, placing Zack's baseball season in jeopardy while subjecting him to an annoying little brother.

When a ship carrying two thousand humans setting out to colonize a distant planet encounters a system failure, they land on a moon and discover a race of hostile aliens.