Faces #6 to #11

These last ones I've been doing as exercises from a book about getting better at drawing faces. 

#6, exercise: one side of face at a time. 

#7, exercise: shadows

#8, exercise: quick sketch (30 sec)

#9, exercise: without edge lines and only different thickness in shading. 

#10, exercise: only black and white fields

#11, exercise: caricature