Ender's Game : Book 1 of the Ender Saga

Orson Scott Card
Paperback
336 pages

Ender Wiggin is Battle School's latest recruit. His teachers reckon he could become a great leader. And they need one.

A vast alien force is headed for Earth, its mission: the annihilation of all human life. Ender could be our only hope. But first he must survive the most brutal military training program in the galaxy...