Video Safelist for YouTube is a tool that lets you view only the videos you want to, by blocking all the others.

This is very useful for students, or for people who have a job where they need to stay focused and avoid distraction. It can also be used to set up a home theater, by allowing certain types of videos and blocking others.

You can also use this extension for educational purposes.

It's a great option to use, because it works in a very easy and simple way.

The only thing you need to do is to install the extension.