Living in the modern era makes social media become part of our life. Basically, social media are used for communication and social interaction. Based on the Merriam-Webster, social media are forms of electronic communication (as websites for social networking and microblogging) through which users create online communities to share information, ideas, personal messages, and other content (as videos). There are lots of social media that people use nowadays such as Instagram, Twitter, Facebook, Snapchat, Path, and others. Most of people probably have two or more social media’s accounts. Social media are mostly used by adults and adolecents. However, there are a lot of children that already use social media. Based on the Children’s Online Privacy Protection Act, children under 13 years are not allowed to use social media for it can give bad impact for the children who actively use it. The first bad impact is the children can easily access to bad and inappropriate contents. In social media, there are many kinds of content that can easily be accessed. However, there are several contents that are not appropriate for the children to see. The inappropriate contents such as contents that showing criminal acts, violance and pornography. The children might not intentionally access to those kind of contents. The contents might suddenly appear while the children are using their social media. Those kind of contents can give bad influence to the children because they are easily to absorb