Long Long Ago, is the usual start of many fairy tales; but this book does not contain fairy tales. It tells us about what happened in the past of the Earth as well as humans. In very simple language it also tells us how mysteries of Paleontology and Archaeology are unraveled by scientific methods. It is also a story of human culture. It reflects on the early. agriculture, how human evolution was controlled by environmental factors, what sand tells us about our past, how paleontologists decipher small clues and come to their conclusions about fossil animals and how these animals lived, how man reached the Americas, how he spread over Asia. It gives information about Indians and their seafaring ways. Many things are realesed to readers in simple, clear and easily understandable language in a precise manner.