Sunday is the first day of a week .
Saturday is the last / seventh day of a week .
A week has seven days .
There are seven days in a week .
We don't go to school on weekends.
We go to school on weekdays.
Tuesday comes after Monday .
Sunday is the first day of a week .
Saturday is the last / seventh day of a week .
A week has seven days .
There are seven days in a week .
We don't go to school on weekends.
We go to school on weekdays.
Tuesday comes after Monday .