1 I. A. Kang, "Why constructivism? Learner-centered educational environment in information-oriented age" Muneumsa 1998
2 Y. S. Cho, "Theory and Practice of Problem-Based Learning" Hakjisa 3-6, 2006
3 Y. S. Kim, "The Development of the Component Standard and the Learning for English Subject PBL" Catholic Kwandong University 2017
4 D. N. Syarafina, "The Application of Problem Based Learning to Improve Students'Self-efficacy" 2018
5 S. M. Loyens, "Self-Directed Learning in Problem-Based Learning and its Relationships with Self-Regulated Learning" 20 : 411-427, 2008
6 H. S. Barrows, "Problem-based learning in secondary schools"
7 J. R. Savery, "Constructivist Learning Environments" Educational Technology Publications 135-150, 1996
8 N. Aldoobie, "ADDIE Model" 5 (5): 68-72, 2015
9 S. K. Park, "A Study on the Application of Creative Drama for the Application of Problem-Based Learning(PBL)Theory-Focusing on 'Integrated Curriculum' in Low-grade Elementary School-" Graduate School of Sejong University 2019
10 H. J. Yoon, "(The)development and implementation of Problem-Based Learning strategy and the examination of its pedagogical effectiveness" The Graduate School Ewha Womans University 2009
1 I. A. Kang, "Why constructivism? Learner-centered educational environment in information-oriented age" Muneumsa 1998
2 Y. S. Cho, "Theory and Practice of Problem-Based Learning" Hakjisa 3-6, 2006
3 Y. S. Kim, "The Development of the Component Standard and the Learning for English Subject PBL" Catholic Kwandong University 2017
4 D. N. Syarafina, "The Application of Problem Based Learning to Improve Students'Self-efficacy" 2018
5 S. M. Loyens, "Self-Directed Learning in Problem-Based Learning and its Relationships with Self-Regulated Learning" 20 : 411-427, 2008
6 H. S. Barrows, "Problem-based learning in secondary schools"
7 J. R. Savery, "Constructivist Learning Environments" Educational Technology Publications 135-150, 1996
8 N. Aldoobie, "ADDIE Model" 5 (5): 68-72, 2015
9 S. K. Park, "A Study on the Application of Creative Drama for the Application of Problem-Based Learning(PBL)Theory-Focusing on 'Integrated Curriculum' in Low-grade Elementary School-" Graduate School of Sejong University 2019
10 H. J. Yoon, "(The)development and implementation of Problem-Based Learning strategy and the examination of its pedagogical effectiveness" The Graduate School Ewha Womans University 2009