ibiblio
Ibiblio: Web Museum: Expressionism
This article describes the Expressionist movement. It compares and contrasts expressionism and impressionism. The article includes links to information on some of the artists of this era. Also check out the "timeline" link.
Other
Artsology: Hot Air Balloon Challenge
In a five-step challenge, this exercise involves identifying hot air balloon artists by their work and name. Once you guess the correct balloon by the artist, you advance to the next level.