1. Ausubel, D.P. (1968).Educational Psychology: A Cognitive View. New York: Holt, Rinehart, & Winston.
2. Bangert-Drowns, R. L. & Pyke, C. (2001). Student engagement with educational software: An exploration of literate thinking with electronic literature.Journal of Educational Computing Research, 24(3), 213–234.
3. Bennett, S., Harper, B., & Hedberg, J. (2001). Designing real-life cases to support authentic design activities. In G., Kennedy, M., Keppell, C., McNaught, & T., Petrovic (Eds.), Meeting at the Crossroads. Proceedings of the 18 th Annual Conference of the Australian Society for Computers in Learning in Tertiary Education (pp.73–81). Melbourne: Biomedical Multimedia Unit, University of Melbourne.
4. Bransford, J.D., Brown, A.L., & Cocking, R.R. (Eds.) (2000).How People Learn: Brain, Mind, Experience, and School. Washington (DC): National Academy Press. Campos, M. N., & Harasim, L. (1999). Virtual-U: Results and challenges of unique field trials.The Technology Source, 6. Available at http://horizon.unc.edu/ TS/vu/1999–07.asp [Accessed on 26 April 2003]
5. Cavalier, J.C. & Klein, J.D. (1998). Effects of cooperative versus individual learning and orientating activities during computer-based instruction.Educational Technology Research and Development, 46(1), 5–17.