Ender's Game, written by Orson Scott Card, is a gripping science fiction novel set in a future where humanity is at war with an alien race known as the Formics. The story follows Ender Wiggin, a young boy who is recruited into an elite military training program to prepare for the next alien invasion. With its exploration of themes such as leadership, morality, and the consequences of war, Ender's Game is a thought-provoking and thrilling read.