At about.com, you can subscribe to receive email lessons. I subscribed to "Word of the Day", and "Dichos, refranes y citas".
If you are interested, click: http://spanish.about.com/od/tipsforlearningspanish/a/email_lessons.htm, then scroll down and click on Spanish Lessons via Email.
Spanish Lessons

C_Norita
October 28, 2006