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Dowling, A. & Ahern, T. (2013). Effects of a Game-based Metaphor on Instructional Activity Design on Learning Outcomes in a Middle School General Science Class. In R. McBride & M. Searson (Eds.), Proceedings of SITE 2013--Society for Information Technology & Teacher Education International Conference (pp. 2836-2838). New Orleans, Louisiana, United States: Association for the Advancement of Computing in Education (AACE).