PD TimeLine By gsacket Period: Jul 28, 2011 to Jul 28, 2012 School Year Period: Aug 5, 2011 to Aug 29, 2011 Primary PD Activities Most PD events occur during this timeframe. Aug 6, 2011 School Begins School begins on this date. Aug 28, 2011 1st PD This is the first PD event. Nov 10, 2011 Holiday Season Begins Jan 5, 2012 Holiday Season Ends Mar 16, 2012 Spring Break Begins Teacher Resources May 28, 2012 Last Day of School