Behavior: Caught Between Two Worlds for Children,

"My parents are letting go of some of their ways," insists Joo Hee Yoo, 13, who came to Los Angeles from South Korea ten years ago. "They are beginning to understand that America is a place of freedom." Maybe so, but the rules for Joo, who now goes by the name Jennifer, and her two younger sisters would strike many U.S. youngsters as unduly restrictive. No telephone calls to or from boys. No curling irons or pierced ears until age 15. No hair spray and makeup until after high school. "When you are a student, you should look like a student,"...