Comparing Learners' Affect While Using an Intelligent Tutoring System and a Simulation Problem Solving Game. - Rodrigo, Ma. Mercedes T.; Baker, Ryan Shaun Joazeiro de; D'Mello, Sidney K.; Gonzalez, Ma. Celeste T.; Lagud, Maria C. V.; Lim, Sheryl Ann L.; Macapanpan, Alexis F.; Pascua, Sheila A. M. S.; Santillano, Jerry Q.; Sugay, Jessica O.; Tep, Sinath; Viehland, Norma J. B. (2008)