"Watching videos in class is a shared experience. Everyone completes the viewing at the same time, which supports teachers in orchestrating group discussions and facilitating students' skills 'to engage intelligently in public discourse and debate about important issues in science' (NRC 1996, p.13)"

-Pace, B. G. & Jones, L. C. (2009). Teaching with Web-Based Videos, helping students grasp the science in popular online resources. NSTA Press.