FINDINGS AND RECOMMENDATIONS Here are our seven main findings and corresponding recommendations for creators of online educational videos: 1. Shorter videos are much more engaging. Engagement drops sharply after 6 minutes. Recommendation: Invest heavily in pre-production lesson planning to segment videos into chunks shorter than 6 minutes. This is the most significant recommendation! 2.

The optimal video length is 6 minutes or shorter -- students watched most of the way through these short videos. In fact, the average engagement time of any video maxes out at 6 minutes, regardless of its length. And engagement times decrease as videos lengthen: For instance, on average students