Both flipped classroom and PBL(Problem-based Learning)teaching methods emphasize student-centeredness. The contents of classroom teaching are based on questions and answers. This study attempted to combine the PBL teaching method with the flipped classroom to form a new teaching model for the experimental course of Natural Product Extraction Technology. Through teaching reform,students could develop the learning qualities of active learning,mutual cooperation and willingness to think,and also master the main processes and related equipments for natural product extraction. The teaching reform c...
