The Effects of a Problem Solving Based Instructional Model on the Achievement and Alternative Frameworks of Ninth Grade Earth Sci- ence Students in Taiwan
[1996]
Testing the Effectiveness of Problem-based Learning through Problem Generation and Problem Solving with High School Biology Students
[1995]
Student attitude toward and achievement in science in a problem-based learning educational experience
[1997]
Problem Based Learning in Social Studies : Results of a Field Trial with Adolescents