NYPL Digital Gallery
New York Public Library's Digital Gallery
Teaching Palette
Blog by art educators for art educators.
The Artist's Toolkit
Interactive site about line, color, and shape as tools to build works of art.
The Collector's 22 Guide
Online collection of Southwest art resources.
TheColor.com
Free and unique site for coloring online.
Web Gallery of Art
Searchable database of European painting and sculpture.
Worcester Art Museum's Collection
Online gallery of fifty centuries of art. Includes downloadable teaching manual with lesson plans.