1National Research Council (2000). Inquiry and the National Science Education Standards. Washington, DC: National Academy Press.
2National Research Council (1996). National Science Education Standards. Washington, DC:National Academy Press.
3Germann, P. J., I-Iaskins, S., & Auls, S. (1996). Analysis of nine high school biology laboratory manuals: Promoting scientific inquiry. Journal of Research in Science teaching, 33(5),475-499.
4Wenning, C. J. (2005). Levels of inquiry: Hierarchies of pedagogical practices and inquiry processes. Journal of Physics Teacher Education Online, 2, 3, 3-11.
5Duit, R., & Treagust, D.F. (1998). Learning in Science: From Behaviorism towards Social Constructlvism and Beyond. In B.J. Fraser & K.G. Tobin (Ed.), Intematlonal Handbook of Science Education (pp. 3-25). Kluwer Academic Publishers.
