When was the aboriginal number system invented?

What to questins to ask Pocahontas? How do people adapt in North Korea? Why do people think Sacagawea died in April 9 1884? How many people don't have clothes? What does cultural disfusion mean? When did aboriginal people eat before 1788? What does the aboriginal word warranji mean? What was Pocahontas's Christian name? Who was at the top of the Aryan caste system? What are three main culture influences on the people of Latin America and the Caribbean? Why was Sacagawea able to supplement the partys medical supplies? Would Lewis and Clark's expedition have likely been successful with out the help of Sacajawea? What type of people were described as scalawags during the Reconstruction Era? Why should you respect other ethnic groups members? What is the effect of underrepresentation of a group of people in the media? What are the roles of the Yoruba tribe man? Is Cherokee Indians still alive? What Best Describes The Caste Syetem? What ethnicity is the last name Varghese? What was aboriginal money?