Sara Zaske's daughter, Sophia, rarely showed much interest in having her own cell phone -- that is, until they moved back to the United States from Germany.
원문출처 : http://www.cnn.com/2017/12/11/health/cell-phones-for-kids-parenting-without-borders-explainer-intl/index.html
원문출처 : http://www.cnn.com/2017/12/11/health/cell-phones-for-kids-parenting-without-borders-explainer-intl/index.html