How do we know when a high school student is ready to graduate and move on?

“In most high schools in America, the de facto answer to that question seems both arbitrary and abstract. Four years of seat time, 120-something “credits.” Perhaps a certain number on a standardized test. We count the inputs with one abstraction (course credits) and diffusely assess them with another abstraction (letter grades). After decades of this approach, our high schools have lost touch with any concrete or personal sense of what their students know and are able to do at the end of four years…”

Read more in Bob Lenz’ recent post for Personalize Learning!