The document summarizes statistics about children and social media usage in different regions from 2011. In Europe, 38% of 9-12 year olds and 77% of 13-16 year olds accessed social networks. Facebook was dominant, with 1/3 of European youth ages 9-16 accessing it and 97% of Cypriot youth using it. In the United States, 78.7% of 12-17 year olds were active on social media. In Brazil, 42% of 5-9 year olds used social media, and 29% did so without supervision. In Australia, 22% of 5-14 year olds and 48% of 12-14 year olds used social media. In Russia,