Ender's Game (Ender Wiggin Series #1)

Once again, the Earth is under attack. Alien "buggers" are poised for a final assault. The survival of the human species depends on a military genius who can defeat the buggers. But who? Ender Wiggin. Brilliant. Ruthless. 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: Battleschool. Among the elite recruits Ender proves himself to be a genius among geniuses. In simulated war …