The mining ship El Cavador, beyond Pluto, detects a fast-moving incoming object headed toward Earth. The crew decides it's probably not important, but they're wrong: it represents the opening wave of the first Formic War.

Once again, the Earth is under attack. An alien species is poised for a final assault. The survival of humanity depends on a military genius who can defeat the aliens. But who? Ender Wiggin is brilliant, ruthless, and cunning, a tactical and strategic master, and a child. Recruited for military training by the world government, Ender's childhood ends the moment he enters his new home: Battle School. How will Ender perform in real combat conditions?...

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...

The first invasion of Earth was beaten back by a coalition of corporate and international military forces, and the Chinese army, but China has been devastated by the Formics' initial efforts to eradicate Earth life forms and prepare the ground for their own settlement. The Scouring of China struck fear into the other nations of the planet; that fear blossomed into drastic action when scientists determined that the single ship that wreaked such damage...