Mesopotamian people made many inventions. They created the wheel, plow,12 month calendar, and made medicine. They made discovery in science and important mathematics. The Mesopotamianswere very creative with their work and their inventions.

Over the years Mesopotamia started to be divided into social classes based on their profession. Then people were worth more then some people because of their job.The high authority jobs were kings,queens,priest,wealthy men and women. The middle class was the blacksmith and the poor class was the slaves. The classes were divided away from each other in city states. The poor class was in the from the middle class was in the middle and the upper class was all the way in the back. Each city state had its own government.