Orson Scott Card

Andrew "Ender" Wiggins is the result of a desperate breeding experiment, combined with years of harsh and unforgiving training. Ender thinks he is only playing computer simulated war games--in fact, he is commanding the last great fleet to earth. In order to develop a secure defense against a hostile alien race's next attack, government agencies breed child geniuses and train them as soldiers. A brilliant young boy, Andrew "Ender" lives with his kind...

Danny grew up in a family compound in Virginia, believing that he alone of his family had no magical power. But he was wrong. Kidnapped from his high school by a rival family, he learns that he has the power to reopen the gates between Earth and the world of Westil.

A second prequel to Ender's Game continues the sci-fi history of the Formic Wars and finds the warring nations and corporations of Earth struggling to set aside their differences to defend against an imminent alien invasion. "A coalition of Earth's nations barely fought off the Formics' first scout ship. Now it's clear that there's a mother-ship out on edge of the system, and the aliens are prepared to take Earth by force. Can Earth's warring nations...

As Harmony's Oversoul (a sentient computer) grows weaker, a great warrior has arisen to challenge its bans. His name is Moozh, and he has won control of an army using forbidden technology. Now he is aiming his soldiers at the city of Basilica, that strong fortress above the Plain. Wetchik and his sons are not strong enough to stop this army, but meanwhile, inspired by a dream from the Oversoul, Wetchik's family prepares to return to Earth.

The planet Lusitania is home to three sentient species: the Pequeninos, a large colony of humans, and the Hive Queen, who was brought there by Ender Wiggin. But now, once again, the human race has grown fearful; the Starways Congress has gathered a fleet to destroy Lusitania. Ender's oldest friend, Jane, an evolved computer intelligence, can save the three sentient species of Lusitania. She has learned how to move ships outside the universe, and then...

"In Gatefather, the third installment in the Mithermages series, New York Times bestselling author Orson Scott Card continues his fantastic tale of the Mages of Westil who live in exile on Earth. Danny North is the first Gate Mage to be born on Earth in nearly 2000 years, or at least the first to survive to claim his power. Families of Westil in exile on Earth have had a treaty that required the death of any suspected Gate Mage. The wars between the...

Delilah "Spunky" Spunk is invited to conduct a genome study in a small North Carolina town to discover if there is a genetic influence on one's desire to remain in a community. She unexpectedly finds herself in the cross hairs of a feud between rival Christmas pageants, and along the way discovers she is falling in love.

Dabeet Ochoa is a very smart kid. He's top of his class in every school, but he doesn't think he has a chance at Fleet School, because he has no connections to the Fleet. But then Colonel Graff arrives at his school for an interview, and everything changes.

The Ender Saga continues with Shadow of the Giant, which parallels the events of Ender's Game from a different character's point of view.
Bean's past was a battle just to survive. He first appeared on the streets of Rotterdam, a tiny child with a mind leagues beyond anyone else. He knew he could not survive through strength; he used his tactical genius to gain acceptance into a children's gang, and then to help make that

...

On Westil, Wad is now nearly powerless--he lost everything to Daniel North in their struggle. Even if he can survive the revenge of his enemies, he still must somehow make peace with the Gatemage Daniel. Meanwhile Daniel (who is exiled on Earth) comes face-to-face with the mages who call themselves Bel and Ishtoreth and comes to understand just why Loki closed the gates centuries ago.