The title of this post describes this site perfectly. Yes, watch YouTube videos without the ads, comments, and suggested videos. Great for the classroom.
If you create hyperlinks to YouTube videos inside a lesson, link to ViewPure instead.
If you want to search for a video in front of your class to demonstrate an on the fly quick point, searching ViewPure with Strict Safe Search provides much more comfort and appropriate results.
Try ViewPure, as this is a great tool for your classroom.