Ender's Game

Ender's Game (1985) is one of the most famous books written by Orson Scott Card. It takes place in Earth's future where mankind has barely survived two attacks by the "buggers", a species of alien, and the International Fleet is getting ready for war. In order to find and train a leader for the next invasion, the world's smartest children, including Ender Wiggin, are taken into a place called Battle School at a very young age. The book takes place around the year 2135, and its sequels "Speaker for the Dead", "Xenocide", "Children of the Mind", ', and ' follow Ender to different planets as he travels far into the future.
The book was first a novelette that came out in the August 1977 issue of "Analog Science Fiction and Fact". Card later made the novel longer and wrote sequels to create the "Ender's Game" series.
A new version was released in 1991 to keep facts accurate (such as the end of the Soviet Union).
Awards.
"Ender's Game" won the Hugo Award for best novel in 1986 and the Nebula Award for best novel in 1985. The next year, the sequel "Speaker for the Dead" also won both awards; Card is the only writer to have won both awards two years in a row.
In 2008, it got the Margaret Edwards award for its long term effect on science fiction.