The Stone Age was a period of history which began in approximately 2 million B.C and lasted until 3000 B.C. Its name was derived from the stone tools and weapons that modern scientist discovered. The period was divided into paleolithic,mesolithic and neolithic Ages. During the first period   (2 million to 8000 B.C). The first hatchet and the use of fire for hunting and cooking were developed. As in the Paleolithic Age. people were forced to seek shelter in caves. wear clothing and develop new tools. During the Mesolithic Age(8000 to 6000 B.C) people made crude pottery and the first fish hooks, took dogs for hunting. and developed a bow and arrow. which was used until the fourteenth century A.D. The Neolithic Age (6000 to 3000B.c) saw human kind domesticating sheep,goats pigs, and cattle. Becoming less nomadic than in the previous Ages. establiishing permannent settlements and creating governments.

The meaning of some important and difficult word is given below in both Hindi and English-: Stone-a hard solid substance that is found in the ground पत्थर Approximately– about; roughly
लगभग; क़रीब-क़रीब
Shelter-protection from danger or bad weather शरण, पनाह Discover-to find or learn something that nobody had found or knew before
किसी नई बात का पता लगाना या उसे जानना Hatchet– कुल्हाड़ी(a metal weapon) bow and arrow– धनुष और बाण