1. Lessons learned about designing augmented realities / Patrick O'Shea, Rebecca Mitchell, Catherine Johnston and Chris Dede -- 2. Design factors for effective science simulations: representation of information / Jan L. Plass ... [et al.] -- 3. Beyond choices: a typology of ethical computer game designs -- 4. Game design and the challenge-avoiding, self-validator player type / Carrie Heeter, Brian Magerko, Ben Medler and Joe Fitzgerald -- 5. Using recommendation systems to adapt gameplay / Ben Medler -- 6. Leveraging open source technology in 3D game engine development / Tim Stowell ... [et al.] -- 7. Promoting civic thinking through epistemic game play / Elizabeth A. S. Bagley and David Williamson Shaffer -- 8. Learning as becoming: values, identity, and performance in the enaction of citizenship education through game play / Yam San Chee, Swee Kin Loke and Ek Ming Tan -- 9. Rule of engagement: the presence of a co-player does not hinder gamers' focus / B. J. Gajadhar, Y.A.W. deKort and W.A. IJsselsteijn -- 10. Game- based representations as cues for collaboration and learning / Matthew J. Sharritt and Daniel D. Suthers -- 11. Designing learning activities for sustained engagement: four social learning theories coded and folded into principals for instructional design through phenomenological interview and discourse analysis / Brock Dubbels -- 12. Computational literacy in online games: the social life of mods / Constance Steinkuehler and Barbara Z. Johnson --

13. What players like about video games: prediction of video game playing through quality perceptions and player types / René Weber and Patrick Shaw -- 14. The play of persuasion why "serious" isn't the opposite of fun by Nicholas Fortugno, keynote speech delivered at Meaningful Play, East Lansing, October 2008 / Nicholas Fortugno -- 15. Researching and developing serious games as interactive learning instructions / Christian Sebastian Loh -- 16. Visual analyses of the creation of avatars / Erik W. Black ... [et al.] -- 17. A test of the law of demand in a virtual world: exploring the petri dish approach to social science / Edward Castronova ... [et al.] -- 18. Virtual worlds for teaching: a comparison of traditional methods and virtual worlds for science instruction / Catherine Norton-Barker, Margaret Corbit and Richard Bernstein -- 19. Playing myself or playing to win?: Gamers' strategies of avatar creation in terms of gender and sex / Sabine Trepte, Leonard Reinecke and Katharina-Maria Behr -- 20. Investigating perceptions of avatar creation for use in educational MUVEs / Joseph C. DiPietro.