Do you know an art teacher? Make their day!
"Online libraries created by major museums ... have been digitized and can be read and downloaded for free. At the Guggenheim's website, you can browse through 108 free art books delving into all kinds of modern art. The Metropolitan Museum of Art has 456 more books... covering every imaginable school, period, artist, and region, available to read, download, and/or search for free." The Getty museum has over 200 publications you can access immediately from their "free digital backlist archive."