Poniedziałek - Monday is the first weekday. On that day we are going to the school. Working day. On that day God created the day and the night.
Wtorek - Tuesday is the other weekday. The other day of the school or the work. On that day a created sky stayed. Some people say that this day is the heaviest weekday.
Środa - Wednesday is the third weekday. Day of the school or the work. On that day created seas and an earth stayed. Wednesday is a day of the rest for pupils and employees.