Geocaching 101 Presentation by Mike Sherwood. This was presented on April 17th at the Rock Hill branch of the York County Library as part of Come-See-Me 2010.
July 22, 2010 - Introduction to Geocaching PowerPoint Presentation. Here are the links associated with the intro event. http://coord.info/GC248T3 http://coord.info/GC15HPZ http://coord.info/GC20MZE http://coord.info/GCM741