If you are anything like me, when it comes time to "google it", I just start typing stuff. The results that come back are not always helpful and sometimes frightening. Did Google fail me or did I just do it wrong? Check out this post over at The Guru and sharpen your "Google-Fu". I think you will find these tips helpful for you, and your students. Your "Google-Fu" my be weak, but it does not have to stay that way, start flexing!
