The Impact of Short and Very Short Videos on the Effectiveness of Teaching and the Principles of Their Development

Short video content for education is increasingly appearing as part of educational content. This was especially evident during the COVID19 crisis. Not only have they persisted, but they are taking an ever-increasing share in classical education Video material not only needs to be developed in accordance with the pedagogical principles, it also needs to keep students’ engagement and promote active learning. The length of video material is an important element that needs to be considered in development of teaching contents - how long the video should be. The article outlines active learning guidelines for teaching with video materials and the impact of the length of video materials (short and even shorter) on learning effectiveness. This article reviews previously published research and the results of the research projects conducted in three sixth grade classes in primary schools in Juršići, Marčana and Rovinj. The research included 55 elementary school students and video materials for the subject of Informatics. Students in each class were divided into two groups: One group of students was presented with a short video of 13:27 minutes, and the other group was presented with ten very short videos, ranging from 0:27 to 2:59 minutes.