the cylinder
The most important invention of the Sumerian's was Irrigation. Irrigation is how the Sumerian's led their water through pipes, etc.
Monarchy: The world's first system of monarchy is also a Sumerian invention.
It was the irrigation system.
The arch
The Phoenicians improved upon the Sumerian invention by when the Sumerians invented the first writing system (symbols and cuneiform) the Phoenicians invented the alphabet which was easier.
The Sumerian farming invention you are referring to is the "irrigation system." This innovation allowed for the controlled distribution of water to crops, significantly improving agricultural productivity in the region. The development of irrigation systems was crucial for sustaining large populations and supporting the growth of Sumerian civilization.
The Sumerian's are, it appeared in their culture in the late 30th century BC.
true
because they worked really hard on whatever they were doing.
Farming, division of labor
They developed an alphabet to impr0ve on the cuneiform writing system.
What evidence shows that sumerians ar prehistoric