1. The Future of Play: Mattell Strategic Plan;Babich,2006
2. Kids get cooking in kitchen (sorta): Parents curry favor with tots;Olvera,2006
3. Babes in a grown-up toyland;Carey,2004
4. Tsao L-L. How much do we know about the importance of play in child development? Childhood Educ. Availbale at: http://www.nytimes.com/books/first/c/cross-stuff.html?_r=1&oref=slogin. Accessed May 15, 2007.
5. Kids’ Stuff;Cross,1999