Sioux Falls Christian Schools - T.R.I.P. Calendar http://www.siouxfallschristian.org/pro/news_rss.cfm?detailid=18052 T.R.I.P. Calendar July 2010 http://www.siouxfallschristian.org/July2010_TRIP_calendar.pdf August 2010 http://www.siouxfallschristian.org/August2010_TRIP_calendar.pdf