Daftar Isi:1. Introduction a. The History of Problem-Based Learning b. Theories in PBL c. Conclusion 2. Problem-Based Language Learning a. Creating the Problem The Main Problem b. Self-Direct Learning c. Collaborative Learning in PBL d. Facilitation in Problem-Based Learning e. Reflection f. Integration g. Self-Assessment h. Learning Outcome i. Conclusion 3. Models in Problem-Based Learning a. Introduction b. Problem-Based Learning Models c. Savery and Duffy (1995) d. Hmelo-Silver (2004) e. Problem-Based Language Learning Model f. Conclusion 4.Challenges of Implementing PBL in Language Classes a. Introduction b. Challenges to Tutors c. Challenges to Students d. Appropriateness of Teaching Materials e. Suitable Assessment Methods f. Perception and Its Role in PBL g. Conclusion 5. A Review of PBL in Language Classes a. Studies on PBL in Language Learning b. PBL on EFL Learners Speaking Proficiency c. PBL and English Writing Skills d. Areas for Further Research e. Conclusion