A discussion about preparation books for the Indian Administrative Service (IAS) and the Civil Service Exam is included in this article. It is the reports of excavations that have been conducted at locations such as Harappa and Mohenjodaro that have provided the knowledge on the Harappan civilization. 1921 marked the beginning of the excavations at Harappa. Since that time, a great number of Harappan sites have been discovered and extensively excavated. Several well-known archaeologists, like Sir John Marshall and Sir Mortimer Wheeler, have been responsible for conducting excavations in Harappan sites. These researchers have brought the relics of the past to life by meticulously examining the material remnants with great attention to detail. In light of the fact that we are unable to read the written words, we are forced to form inferences based on the analysis of the art facts that were used by the Harappan people. It has been determined that over a thousand villages that contain Harappan material have been found so far. The majority of these towns, on the other hand, have not been excavated. Approximately three percent of the Harappan villages that have been documented have been excavated, according to one possible estimate. Even in locations where excavation work has been done, the amount of land that has been dug has not exceeded one fifth of the total area. this is due to the fact that excavation requires a significant expenditure of both financial resources and human labor. In the current moment, neither the government of India nor the government of Pakistan have the funds to finance these excavations. On the other hand, one thing is unmistakable. The reason for this is that we need to use tremendous caution if we are making broad statements about the Harappan culture. Our understanding of the history of India’s Harappans may be significantly altered by each new discovery or excavation report that comes to light. In the case of the Harappan civilization, for instance, scholars such as Mortimer Wheeler, who wrote nearly twenty years ago, believed that the Harappan civilization appeared to be fully developed in the industry valley, and that it had very little in common with the people who lived in these areas during the preceding civilization. In spite of this, archaeologists have come to the conclusion that the Harappan civilization developed over a considerable amount of time in and around the region of the Indus Valley itself. This conclusion was reached after careful analysis of the materials that were available and new excavation reports. After doing research on the advancements that occurred during the “early Harappan” era in the unit that came before this one, we discovered that there was a continuity of population and technical competence between the “early Harappan” period and the Harappan period. test series for ias prelims preparation phase of development was visible in the agricultural villages, and fundamental crafts and the characteristic indus style itself were probably passed over from previous regional traditions. In general, academics are of the opinion that the axis consisting of Harappa, Ghaggar, and Mohenjodaro is the center of the Harappan civilization. A significant number of Harappan villages may be found in this particular location. This region is distinguished by a number of consistent characteristics. The whole of the zone is a level length of land that follows a pattern of subsistence that is comparable. The flooding pattern of the Himalayas is determined by the melting from the Himalayas and the monsoon rainfall. The agricultural and pastoralist industries would both benefit from the creation of comparable sorts of opportunities. There is a transitional zone in the Iranian frontiers that includes the Kachhi plains, which are located to the west of the Bdus system. It is a flat alluvial outwash that may be found at the base of the Bolan Pass and the Lake Manchar. Aside from its edge, the whole nation is totally dry, making it an unsuitable place to live.