6PBL 2002 International Conference.PBL2002:A Pathway to Better Learning[DB/OL]. http://www.udel.edu/ce/pbl2002/index.html.
7Kafai, Y B . Mind in play: computer game design as a context for children" s learning [DB/OL].http://www.gamingschools.com/Buy Minds in Play:Computer Game Design As a Context for Children's.
8Mayo, P, Donnelly, M B, Nash, P P, Schwartz, R W. Student Perceptions of Tutor Effectiveness in problem based surgery clerkship [J].Teaching and Learning in Medicine,1993,5(4):227-233.
9Howard Barrows.Problem Based Learning Initiative[DB/OL].http://.www.pbli.org/pbl/pbl1.htm.
10Jeong-Im Choi,Michael Hannafin. Situated cognition and learning environments: Roles, structures, and implications for design[J] 1995,Educational Technology Research and Development(2):53～69
