Summer holiday (end) -
Wednesday August 31, 2016
School holidays (please double check) : http://www.laramie1.k12.wy.us/information/calendar/schoolcalendar2006.htm
Labor Day -
Monday September 5, 2016
Secular holiday : Celebrated on the first Monday in September with parades. For most Americans, it marks the end of summer holidays, and for many students the beginning of the classes.