The Summerians were of the African race, they were masters of mathamatics, geography, architechure, astronomy, chemistry and science. The Summerians lived roughly 6000 years ago.
in sumer
came from summerians
yes
their crops.
Summerians
Cuneiform
inj
they were the first people to use the arch.
cuneiform
Water and soil
what are two things summerians invented