http://www.youtube.com/watch?v=I9JpLKZ4pC8&feature=related (NCPR lesson 10 shopping)
http://www.youtube.com/watch?v=_C4iplEtWno (barginning, we watched in class)
http://www.youtube.com/watch?v=B0XqQN2M174 (a song on barginning for fun)
http://www.youtube.com/watch?v=bkTIJWa3uOk&feature=related (CRIWebcast, barginning)