CNET News Video: Is teamwork the key to online courses?
CNET News Video: Is teamwork the key to online courses?2:30 /
With Ivy League universities like Stanford, MIT, and Harvard offering online classes for free, millions worldwide are taking advantage of these Massive Open Online Courses, or MOOCs. But when a class has tens of thousands of students, the completion and success rate can be low. CNET's Sumi Das explains how one education site hopes to change that.