According to the Kaiser Family Foundation, 66% of US children and teens ages 8 to 18 had a mobile phone as of 2009.
Source: eMarketer
http://www.emarketer.com/Article.aspx?R=1007780
According to the Kaiser Family Foundation, 66% of US children and teens ages 8 to 18 had a mobile phone as of 2009.
Source: eMarketer
http://www.emarketer.com/Article.aspx?R=1007780