McGraw Hill
My Art Studio: Elements of Art: Face/vase
Explanation of the use of positive and negative space to define figures in a composition.
Minneapolis Institute of Arts
Arts Connect Ed Artist's Toolkit: Positive and Negative Space
An interactive site that explores the elements and principles of visual art through the artist's toolkit. This activity is on positive and negative space, and the artwork studied is from Katharina Fritsch.
Other
Scribble Dabble
A very basic lesson idea to get young artist to begin thinking about positive and negative space with the help of some tape.