Added Jan 2014
iPad apps for school – blog by Richard Byrne
Free technology for teachers – blog by Richard Byrne
Android 4 schools – blog by Richard Byrne

Added October 2013
Art Babble - art history (post)
390 free online art history books (post)
Google Cultural Institute - 5,400 new artifacts - emphasis on art and fashion (post)

Added Summer 2013
372 free art history books
Smarthistory - Khan Academy - video lessons, text and audio lessons
25,000 images of art to re-use for free
drop Manhattan into the Grand Canyon (Photshop photos)
public domain images

Added April 2013
Los Angeles County Museum of Art image database http://www.lacma.org/image-library
Kyle Kirkpatrick's carved topography (art ideas w/old books)

Added March 2013
Google Art Project http://www.googleartproject.com/
National Gallery of Art http://www.nga.gov/
Art Talks on Google+http://www.freetech4teachers.com/2013/03/teaching-art-online-and-other-art-talks.html

Added Feb 2013
Digital photography lessons
http://voices.yahoo.com/digital-photography-lessons-high-school-classes-11779016.html

Added December 2012
Wolfram Colors http://www.wolframalpha.com/examples/Colors.html
Wolfram Graphics gallery http://gallery.wolfram.com/