Down 1- cradle of civilization
Down 3- peasant
Down 4- ziggurat
Down 6- sumerian
Down 7- temple
Down 8- scribe
Down 9- cuneiform
Down 10- code
Down 11- silt
Down 14- city state
Across 2- hunter-gatherer
Across 12- irrigation
Across 5- class-system
Across 13- empire
Across 15- mesopotamia
Across 16- papyrus
Across 17- fertile crescent