In this lesson plan, learners will form cubes and discuss their attributes including edges, faces, vertices, and angles. Media resources and teacher materials are included.

This Artcyclopedia site offers a brief overview of Abstract Expressionism and a timeline that links to each artist.

The online arm of an exhibition staged in 2007, "Circling around Abstraction" showcases dozens of O'Keeffe's modernist works. View details about her career, her interest in abstraction, and a chronological selection of her paintings and...

As part of the Smithsonian Art Museum's database of artists, Hyman Bloom is described here along with information on his contributions to art through his work with paintings and drawings in the tradition of expressionism.

This site includes the works of many realist artists. However, these paintings are more modern "abstract realism" rather than 19th century pieces.

A brief audio discussion of Elaine de Kooning's charcoal drawing of saxophonist, Ornette Coleman. Interesting comments by Wendy Wicks Reaves, curator at the National Portrait Gallery.