To know the date. To track when events are.
there are nine types of calendars used in India
Julius Caesar
They didn't, calendars are still being made today. Source: My mailbox is full of them.
The Olmecs used 3 calendars.
One can print yearly calendars at Calendars Today. They have lots of free ones, and they even have a selection of ones that you can pay and print them all out.
No, there are lots of different calendars used in the world today. Many are linked to cultures or religions and can be based on the movements of the sun or moon or both. Examples include calendars such as the Chinese, Islamic, Gregorian and Hebrew calendars.
Because there are many different cultures and origins of calendars. It is the same as the reason we have lots of languages or customs and other things that vary from culture to culture or society to society.
Like anyone knows that?!
Ancient Egyptians invented many things that are still used today, including makeup, hair removal techniques, and calendars. They also invented plows and toothpaste.
The seasons affect the scheduling of far more events than the moon phases do.
Calendars, newspapers, radio and TV. On line etc
Modern calendars are not based off the Mayan Calendar, but the Mayan Calendar has influenced the way some cultures view time and celestial events. The Gregorian calendar is the one most widely used worldwide today.