Human Being have a natural quest for knowledge. The modern communication technologies _ printing, broadcasting, television and computer networking- bring information to us accurately and speedily. Therefore, the students today can obtain knowledge easily; it is also necessary for their success in careers and lives. This book, one in the Viva General Knowledge series 1 to 8, is a treasure book of facts, fun and joy, and of activity and knowledge. The book is intended to stimulate the interest in children to learn more about the world around them. Written in a simple and easy to understand style, this book covers a variety of topics such as history, geography, biology, modern science and technology, language and literature, space science, discoveries and inventions, arithmetic, sports, reasoning, arts and so on.