CLIL, which stands for content-language integrated learning, is a way of teaching school subjects in the students’ second language with dual focus: subject content mastery and English language improvement. Since its birth in Europe in 1990s, CLIL has become a fast-growing trend in English teaching in non-native English speaking countries, including Vietnam, especially in big cities. This course, therefore,  gives students opportunities to explore key aspects regarding CLIL methodology, its pros and cons, and provides them with practical ideas and guidelines to teach a CLIL class.