Bang Your Head On a Desk or Chalkboard
Teachers hear too many "predictable" questions, over and over. Even if teachers try to be proactive (knowing these questions are on the horizon), the questions still arise!
Consider the following videos with a sense of nastalgia:
Maybe being proactive means sending these links to your students at the start of the class!
As part of the resources, I try to include an on-line video(s) each month. Thus, if you have a favorite video (e.g. YouTube, TeacherTube, whatever....), please send the link to me (with your comments?) and I will try to include it and share it with others.