"Back to the Stone Age" is an exciting science fiction book by the American writer Michael Crichton. This novel tells the story of a group of scientists who find themselves in the distant past - the Paleolithic era. The main character, a paleobiologist, is trying to survive in this dangerous age, where danger threatens him at every step. The author successfully combined scientific facts with elements of the adventure genre, which makes every page of the book exciting and unpredictable. "Back to the Stone Age" is a story of survival, friendship and hope in conditions where every day becomes a test at the limit of possibilities.