Mesopotamia: fertile area in the Middle East; Greek for ‘land between two rivers’
Irrigation: artificial way to spread water across farmland to make it fertile
Agricultural surplus: when farmers produce more food than they can eat
Specialise: when someone becomes very good at one thing
Craftsman: someone who makes products with his hands and tools
Bartering: exchange goods or services directly for other goods or services
Markets: places where people come to barter their products
Agricultural-urban society: society in which the majority of people live as farmers, while the minority live in cities
Culture: things people think and do, such as religion, traditions, art, clothes and language
Civilisation: highly developed society
Pharaoh: the king of ancient Egypt