A social network for learning? Isn't the point of social networks to waste time? Start-up Edmodo, which has 2.5 million users, is taking Facebook-like tools that a new generation of students already ...

After two “salvage operations” where she turned around struggling companies, Susan Kim wanted a break from the fervor of startup life. But when she got a call a year ago about an education company ...

With more than 65 million users in 370,000 schools around the world, Edmodo boasts the sort of “viral” adoption that makes entrepreneurs and investors salivate. Yet finding a stable revenue source has ...