Today, internet is easily accessible use not only for adolescent and adult, but also for children. The purposed of this study is to describe about the activity, benefit, risk, and also protective factors about children internet use. This study is a literature review, used of relevant 20 research article (from 2001-2016) around the theme research about children internet use from Jstor, Science direct and sage publication. The results showed that children use internet for entertainment purpose, such as online games, listening music, and watching video. Children also use internet for searching information and social online interaction. This activity can facilitate social and cognitive development for children, but there are negative impact such as internet addiction, decreased vision skills, and get extreme information. Therefore, parenting role and guide is important to control children internet use, supported internet literacy education at home and school.