What Characteristic Made The Harappan Civilization Advanced?

What Characteristic Made The Harappan Civilization Advanced? Key Points The Indus River Valley Civilization, also known as Harappan civilization, developed the first accurate system of standardized weights and measures, some as accurate as to 1.6 mm. Harappans created sculpture, seals, pottery, and jewelry from materials, such as terracotta, metal, and stone. How were Harappan and