Include references to the Harappa/Mohenjo-Daro, the Aryans, and the Dravidians. Talk about how all three of these societies were interconnected. (Who came first; who came next; who came last? How were the societies the same? How were they different? Where in the Indus Valley did they live? How did they interact with each other?) Discuss, specifically, how this interconnection affected or changed the economy, the politics, the society, and the religions of the Indus Valley civilizations. Step Three: Review your song, story, or poem for grammar and accuracy. Be sure you have met the length requirement for your product. Read through your product to make sure you have included all of the specific details required in step 2.