Abstract: Electrodynamics is the core course of physics major and an important supporting course for training physics talents in the new era. Focusing on the teaching objectives, teaching contents, teaching methods and teaching evaluation of the course, in this paper the thinking and practical research of Electrodynamics are expounded by taking advantage of information technology and adopting online and offline blended learning mode.

Key words: electrodynamics, information technology, online and offline blended learning