1. Achieve (2015). Three Dimensions, Next Generation Science Standards web site. Retrieved from http://www.nextgenscience.org/three-dimensions
2. Anderson, R.D. (2002). Reforming science teaching: What research says about inquiry. J. of Science Teacher Education, 13, 1–12.
3. Bybee, R. (2000). Teaching science as inquiry. In J. Minstrell & E.H. van Zee (Eds.). Inquiring into Inquiry Learning and Teaching in Science. Washington, DC: American Association for the Advancement of Science, 21–46.
4. Cohen, J. (1992). A power primer. Psychological Bulletin, 112, 155–159.
5. Comrey, A.L., & Lee, H.B. (1992). A first course in factor analysis. Hillsdale, NJ: Lawrence Erlbaum Associates.