eHow - Sports & Fitnesshttp://www.ehow.com/guide_4-http://www.ehow.com/guide_4-sports.html.htmlwww.ehow.comSkipping for Height in Youth Sports Traininghttp://www.ehow.com/how_2368818_skipping-height-youth-sports-training.htmlSkip with an increased vertical jump to strengthen the hamstrings, improve explosiveness, and train for athletics. Learn how in this free youth sports training video. Published on 6/26/2008