1. Construct a multiple-tier time line from a list of events and interpret the relationships between the events.
Organizer: Early Civilizations
4.Compare the geographic, political, economic and social characteristics of the river civilizations in the Tigris and Euphrates (Mesopotamia), Nile (Egypt), Huang Ho and Indus valleys before 1000 B.C. including: a. Location; b. Government; c. Religion; d. Agriculture; e. Cultural and scientific contributions.