According to a study by the Pew Internet & American Life Project, nearly half of all 12-year-olds in the U.S. are using social network sites, despite not meeting the minimum age requirements for sites like Facebook.
And such popularity only balloons once the teens grow older: roughly 64% of 13-year-olds are social networking; between the ages of 14 to 17, that figure jumps to 82%, says Pew.
But that doesn't mean Facebook isn't trying to stop kids from becoming addicted to the network at such a young age (though indoctrination does have its benefits!)....