Mesopotamia

Since ________ times, or times very long ago, people have lived in communities.

A _________ is a large group of people living in a well-organized way.

The time we live today is described as _________.

One of the world's earliest civilizations was in ___________ Asia.

______________ had some of the world's earliest cities.

________ is where people built the cities in Mesopotamia.

The ___________ developed many new ideas and inventions.

Wheels and _______ were developed by the Sumerians.