Title: When the Tripods Came (The Tripods #0.5)
First published: 1988
Description: Fourteen-year-old Laurie and his family attempt to flee England when the Tripods descend from outer space and begin brainwashing everyone with their hypnotic Caps.

*John Christopher is a pseudonym of Sam Youd.*
Subjects: Science fiction, Fantasy fiction, Juvenile fiction, Fantasy, Fiction, Teenage boys, Human-alien encounters, Young adult fiction, Extraterrestrial beings, Garçons adolescents, Romans, nouvelles, Rencontres avec les extraterrestres, Roman pour jeunes adultes, Children's fiction, Plants, fiction