Yes they invented the twelve month calender.
Bronze
· Axle · Wheel
Go die in hole
For defense-to keep people that didn't want in the city out of the city.
maybe because they wanted to tell the time.
yes
what year did the Sumerians first use the sundial
Potter's Wheel. Wagon Wheel. Sundial. Cunieform.
yes. actually, they did
They created the first sundial.
Bronze
· Axle · Wheel
Yes
they created cunieform
to communicate
i think about 3500 B.C.
What are some special features of Mesopotamia