National Center for Education Statistics. (2005). Rates of computer and Internet use by children in nursery school and students in kindergarten through twelfth grade: 2003. Retrieved June 29, 2005, from http://nces.ed.gov/pubsearch/pubsinfo.asp?pubid=2005111.
2.
RenzulliJ. S. (1982). What makes a problem real: Stalking the illusive meaning of qualitative differences in gifted education. Gifted Child Quarterly, 26, 147–156.
3.
RenzulliJ. S.SiegleD.HoffmannM. C. (in press). Think data—Think instrument: A guide to hands-on data gathering for student research.Mansfield Center, CT: Creative Learning Press.
4.
StarkoA. J.SchackG. D. (1992) Looking for data in all the right places: A guidebook for conducting original research with young investigators.Mansfield Center, CT: Creative Learning Press.