How to download videos to your computer

YouTube and other Internet sites have tons of content you might want to use in your homeschooling, but, frequently the surrounding content is offensive. So, here’s what to do — download those video clips to your computer and keep them on hand for later use. Don’t want to load up your hard drive with these large files? Then, keep an external hard drive close at hand ( I carry one in my purse.

Here’s a link to a blog I follow with the instructions for downloading these files and even changing the format:
http://www.lytebyte.com/2007/04/24/how-to-download-video-not-just-from-youtube/