the effect of video-based instruction on students' cognitive learning

background: video-based instruction has been stated as an effective method of teaching and its potentials have encouraged instructors learners to opt this method purpose: the current study has compared the students' cognitive learning in the two approaches of lecture- based and video-based teaching. methods: this quasi-experimental study was conducted on 88 senior nursing students who were randomly assigned into two groups based on their average score. one group attended a lecture accompanied by slides and the other viewed a video presentation. results: with video presentation, the students achieved better results compared to the lecture method. the students were mostly satisfied with video instruction (75.6%) and they were willing to continue with this method (66.7%). conclusion: video-based instruction is an effective method for improving students' cognitive learning.