Mutual learning between teachers and their colleagues plays a vital role in their professional growth. However, previous studies show that collaborative teacher learning tends to be confined to small groups, and that it is difficult to make it explicit, showcase, or transfer teachers' tacit knowledge. This study explores this problem by creating a…

Scholars suggest that not every student completely comprehends the content of a lecture in a foreign language as the medium of instruction, especially in the case of those with low language ability. To facilitate comprehension of lectures in a foreign language, learning content was presented to students in multiple modalities; that is, in addition…