Calendar 2010-2011 Aug.9 Lessons Begin, Sept.6 Labor Day Holiday, Nov. 2 Election Day (holiday), Nov. 22-27 Thanksgiving Holiday, Dec. 22-Jan.1 Winter Holiday, March 7-12 Mardi Gras Holiday, April 22-May 1 Spring Break Holiday, May 20 Last Day of Spring Semester, June 1-July 26 Summer Session