Ha Thi Lan Huong^1,, Nguyen Hoang Doan Huy¹, Nguyen Ngoc Ha²

The 21st century education tends to train comprehensive human with a range of capacities and working skills in a collaborative environment and towards global citizens, with a particular emphasis on developing critical thinking for learners. People with high level of critical thinking can develop skills, abilities and core values that help them succeed in life. In education, however, critical thinking is not the only goal separate from other important components and it is seen as one of the most important competencies of learner to develop. There has been various ways, methods and techniques to develop critical thinking for students so far. One of those is the flipped classroom model which is used successfully in universities in US, Australia.... This paper aims to introduce such flipped classroom model and its use in the thematic teaching to develop critical thinking for students as well as provide an example for the use of this model in teaching the topic "The use of cosmetics in school - Risks to be learned" for grade 11 students.

flipped classroom, model, thematic teaching, critical thinking, high school