Blogs in Education:
http://www.youtube.com/watch?v=PfJETK3am1M&feature=related
http://www.youtube.com/watch?v=NRyh4UeP-IY&feature=related
http://www.youtube.com/watch?v=yKoEZJseVXU&feature=related
http://www.youtube.com/watch?v=aYAestYcLww&feature=related