Maturity, body,mind and  wisdom: 지혜 (Wisdom) Jihye By Steven Lemner As we age we are faced with new challenges on both physical and...

Memory skill development: 마음 (mind) Maum 기술 (technique)Kisool By Steven Lemner Tools that can make information easier to recall. They use...

Jumping development: The best jump kicks are not about height. By Steven Lemner “Vertical jumping power declines naturally with advancing...