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Chang, C.C., Yang, F.Y. & Tsai, C.C. (2005). An Analysis of the web-based learning environment for earth science education in Taiwan. In P. Kommers & G. Richards (Eds.), Proceedings of ED-MEDIA 2005--World Conference on Educational Multimedia, Hypermedia & Telecommunications (pp. 4574-4579). Montreal, Canada: Association for the Advancement of Computing in Education (AACE).