"I found out my second grader has not been eating lunch all year. I give him money for lunch but he apparently didn't know what it was for, so he threw it out.
Wtf? I am sort of stunned. How did he not know this???"
The New York Times business section reports today on the mild controversies surrounding the use of ClassDojo, an application that enables schoolteachers to upload a running log of every student's behavior into a cumulative scoreboard: