An important part of online courses is the delivery of instruction via video lectures. Video lectures should use media effectively to reduce extraneous load and maximize cognitive processing, thereby helping students to learn. Instructors may be able to reduce extraneous load by varying the number of audio and visual media used. This study…

Purpose: The paper aims to examine the effect of levels of self-regulated effort (SRE) and levels of cognitive load on the watching and completing of video lectures used as the main source of instruction in online learning environments. Design/methodology/approach: A survey provided data on the students' engagement with video lectures, their level…