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Tunnel in the Sky

Robert Anson Heinlein

A high school senior goes through the gate to an unknown planet for a two-to-ten day final exam in Advanced Survival, and realizes, after a period of fighting the elements and wildlife, that something has gone wrong with the gate and what was a brief survival exam is an endless struggle for life.

GenresScience Fiction & FantasyScience FictionAdventureSpace Opera

214 pages

English edition · First published 1977 by Ballantine Books · ISBN 9780345281951

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