Dogon Calendar

The Dogon has a five day week called the dyugu, 6 or 5.6  week month, and a 13 month calendar. 

Dogon Days

iye - today
yugo -tomorrow
yugo dene -day after yugo
bay nay -fourth day
bay no -fifth day

Dogons keep track of weeks by tieing knots on a rope every five days.

Works Cited