5Paul A Krischner, John Sweller, Richard EClark. Why Minimal Guidance During InstructionDoes Not Work: An Analysis of the Failure of Con-structivist, Discovery, Problem-Based, Experiential,and Inquiry-Based Teaching [J]. Educational Psy-chologist, 2006,41 (2) : 75-86.
6Westbury I. Conventional Classrooms,“Open” Class-rooms and the Technology of Teaching [J]. Journal ofCurriculum Studies, 1973,5 (2) : 99-121.