Abstract:Formative assessment is a teaching method based on the process assessment in the course teaching. Its purpose is to continuously improve the teaching activities. Through the formative assessment, students' learning status can be inspected and evaluated during the process of course teaching. Therefore, problems can be found and corrected in time, so as to help students achieve the course objectives. This paper introduces the author's attempt of formative assessment in the teaching of “power electronic technology” course for electrical engineering and automation specialty.