What is a 21st-Century Classroom?

Check out this article from Digital Education stating how the definition of a digital classroom has changed from 2010 -11.   As well see the documented data on the increased learning successes then  students begin using technology.
Link to article here:  http://blogs.edweek.org/edweek/DigitalEducation/2011/06/what_is_a_21st-century_classro.html