I saw this bookmark on Vicki Davis' blog. This is a terrific resources for all teachers to use to contextualize the 21st century and help students understand their place in this world.
Vicki Davis is asking for some help for her kids. "They have been using Google Lively as part of the Digiteen Project teaching digital citizenship (http://www.digiteen.net), however Google has announced it will shut lively down on December 31st." See her 'coolcatteacher' blog --> http://coolcatteacher.blogspot.com/ for more details.