they used it by year this is not the right aswer sorry
They contributed many things that we still use today.An example of something they gave to this world was calendars they used it to keep records and plan events and today they are useful
The Sumerians were the first people to use the wheel and plow. They also created a form of writing called Cuneiform. The first calendars ever were by them.
The concept of counting years began with the development of calendars by ancient civilizations such as the Sumerians, Egyptians, and Babylonians around 3000 BCE. These early calendars were based on astronomical observations and cycles of the moon and sun.
The Olmecs used 3 calendars.
Ancient Hindus generally made use of lunar calendars and solar calendars.
CHANGE In temperature climate time
writing, printing, mathematics, calendar, sailboat,plow,potters wheel, story's, and envelope :)
what year did the Sumerians first use the sundial
calendars, jars, pots
The Sumerians used the reed stylus to write. Unlike nowadays we use pen or pencils.
Humans started keeping track of time as early as 5,000 years ago with the development of calendars by ancient civilizations such as the Sumerians and Egyptians.
There are many websites you can use to create calendars online depending on what you want to add to it. One such option is http://www.lulu.com/publish/calendars/.