Rules for how a community should live.

• laws

• irrigation

• empire

• base 60 number system

Moving water from a river to fields of crops.

• laws

• irrigation

• empire

• base 60 number system

When you have one leader ruling over many different communities.

• laws

• irrigation

• empire

• base 60 number system

A mathematical system based around the number 60.

• laws

• irrigation

• empire

• base 60 number system

These were used to sign documents with unique pictures, like how we sign our names today.

• bronze

• board games

• chariot

• cylinder seal

a wheeled cart pulled by horses

• bronze

• board games

• chariot

• cylinder seal

games that are usually played on a board with other small pieces

• bronze

• board games

• chariot

• cylinder seal

a kind of metal that was good for making stronger weapons and tools

• bronze

• board games

• chariot

• cylinder seal

a calendar that uses the changing moon as a guide

• lunar calendar

• literature

• wheel

• sailboat

a kind of writing that includes stories, poems, musical lyrics...

• lunar calendar

• literature

• wheel

• sailboat