We are using this site and it's resources to enhance and guide our teaching of Digital Citizenship. https://www.commonsensemedia.org/ The lessons are grade appropriate and give you excellent talking points to discuss with students.
The Common Sense Media site is excellent. The videos are practical and seem to be appropriate length. I could really see using this site to help students learn and even model what to do.
Yes, it looks like there is a lot of material available on the Common Sense Media site. Looks like a terrific resource that will benefit students of all ages.