The study investigated the effect of an instructor's positive (vs. neutral) emotions in video lectures on student learning using either easy or difficult geography topics (i.e. easy: the Earth within the universe; difficult: understanding time and date calculations of Earth). The results showed that, first, students responded more positively…

Much effort has been put into the design of video lectures, but little attention has been paid to the social environment in which learning takes place. The present study addressed this gap by assigning Chinese undergraduate and graduate students who had passed the College English Test-4 to learn easy or difficult English vocabulary words in three…