As promised here are my printed sources. My human sources are the wonderful trainers and instructors of Liberty. Alderson, John. Captain Zembo's Ski and Snowboarding Guide for Kids . Professional Ski Instructors of America : Lakewood, CO. 1996. Crockett, Linda J. Children’s Instruction Handbook . Professional Ski Instructors of America : Lakewood, CO. 2000. Harvey, Megan. Alpine Technical Manual: Skiing and Teaching Skills . Professional Ski Instructors of America : Lakewood, CO. 2002. PSIA. Core Concepts for Snowsports Instructors . Professional Ski Instructors of America : Lakewood, CO. 2001. PSIA. Alpine Movement Assessment Pocket Guide . Professional Ski Instructors of America : Lakewood, CO. 2005. PSIA. Alpine Stepping Stones Pocket Guide . Professional Ski Instructors of America : Lakewood, CO. 2005. Westfedlt, Weems. Brillant Skiing, Every Day . Available at http://www.edgechange.com/ . Vail Resorts Mgt. Co. Vail and Beaver Creek Adult Alpine Teaching Handbo...