Here are a couple of excellent videos that due to time constraints  had to be excluded from my STAO 2010 presentation.

• http://www.youtube.com/watch?v=7XMa91uf-so
  Bringing 21st Century Learning to Your Classroom
  
• The purpose of Blogs and Wikis http://www.youtube.com/watch?v=2L2XwWq4_BY 21st Century Learning Matters – Video
  National Library of Congress