Roger Azevedo, Ronald S. Landis, Reza Feyzi-Behnagh, Melissa Duffy, Gregory Trevors, Jason M. Harley, François Bouchet, Jonathan Burlison, Michelle Taub, Nicole Pacampara, Mohammed Yeasin, A. K. M. Mahbubur Rahman, Md. Iftekhar Tanveer, Gahangir Hossain. The Effectiveness of Pedagogical Agents' Prompting and Feedback in Facilitating Co-adapted Learning with MetaTutor. In Stefano A. Cerri, William J. Clancey, Giorgos Papadourakis, Kitty Panourgia, editors, Intelligent Tutoring Systems - 11th International Conference, ITS 2012, Chania, Crete, Greece, June 14-18, 2012. Proceedings. Volume 7315 of Lecture Notes in Computer Science, pages 212-221, Springer, 2012. [doi]