Just incase you wanted to know directly where I got my information from, here are some website tat aided my research.
http://ksaphner.hubpages.com/hub/Gender-Socialization-and-Its-Effects-on-American-Girls
http://voices.washingtonpost.com/parenting/2009/01/pink_v_blue.html
http://www.bbc.co.uk/news/world-us-canada-13581835