Art Institute of Chicago
Art Institute of Chicago: Art Access: Finding Polygons in Cubist Art
This lesson plan has students identifying the use of polygons in cubist portraits.
Other
Kindergarten Visual Arts: Mother and Child
Lesson plans about interpreting art aimed at kindergarden students. Uses portraits of mothers and children by Pablo Picasso and Mary Cassatt as insiration.
Yale University
Yale New Haven Teachers Institute: How to Appreciate a Painting
Christine A. Elmore's curriculum unit designed "to facilitate her third-graders' enjoyment of and response to fine art." This unit can be applied to all age groups and provides an extensive background on art in general.