Notes from this weeks lessons:

• http://docs.google.com/a/ispeakviet.com/Doc?docid=dg55fhcq_40gd2brhd4&hl=en
  
• http://spreadsheets.google.com/a/ispeakviet.com/ccc?key=p259lmiHVR0vn26BzgHysfQ&hl=en
• http://spreadsheets.google.com/a/ispeakviet.com/ccc?key=p259lmiHVR0uCEFYUFghOJQ&hl=en