I've always loved open-ended art activities like this because it proves how just a few simple suggestions can pave the way for so much individual creativity.
Kindergarten Art Lessons Archives
the-curriculum — Art in Action
Go on an Art Adventure — KinderArt
Early Childhood Education Toddler/Preschool Art Lessons for 2-5 year olds
Paint Archives - Page 2 of 5 - The KinderArt Club
Painting Lesson Plans and Crafts for Kids and Children K-12: KinderArt: Learn How to Paint
Drawing Lessons and Crafts for Kids and Children K-12: KinderArt : Learn How to Draw
KinderArt Elementary Art Lesson Plans Projects by Grade and Age
KinderArt Elementary Art Lesson Plans Projects by Grade and Age