To that, I have one thing to say: really?
Alright. I get it. Letting students go on YouTube with no filtering or monitoring can lead to a whole slew of problems, but think about all that they'll be missing by leaving out this awesome tool!
"What about TeacherTube or other video hosting services," you ask? Valid question. They're fine, but they don't have the variety and scope of videos that you can find on YouTube and the search tools can often be awkward and frankly ineffective.
So what can you do to make YouTube a happier place for your students?
Here are three of my favorite suggestions: