Golden ratio in the perfect face?
http://www.youtube.com/watch?v=46f6ozRTVsU
http://www.youtube.com/watch?v=kKWV-uU_SoI
BBC
Documentary (about 50 minutes)
http://www.youtube.com/watch?v=HJpqoAkWgXI
HW: Complete your perfect face worksheet and your WS 7.3 (last page of your notes of 7.3).