1. Atkins, P. (1995). The periodic kingdom. London: Phoenix.
2. Bronowski, J. (1973). The ascent of man. London: British Broadcasting Corporation.
3. Carey, S. (1985). Conceptual change in childhood. Cambridge, MA: A Bradford Book, The MIT Press.
4. Champagne, A. B., Gunstone, R. F., & Klopfer, L. E. (1985). Effecting changes in cognitive structures among physics students. In L. H. T. West, & A. L. Pines (Eds.), Cognitive structure and conceptual change (pp. 163–188). Orlando, FA: Academic Press.
5. Cosgrove, M. (1995). A case study of science-in-the-making as students generate an analogy for electricity. International Journal of Science Education, 17, 295–310.