I had a really interesting discussion today with a kids’ learning app developer. She was upset because her app, which got rave reviews from a number of other review sites, had received a letter grade of “F” from us at Balefire Labs. To her credit, she wanted to talk about and better understand our review criteria. I took her through our criteria and explained where and how her app didn’t meet them. I gave examples of how her team could make some simple (and some not-so-simple) changes to their app so that it would meet our criteria and earn a higher grade. We chatted at some length about how to design instruction to achieve student mastery. She seemed to get it. But at the end of the call she said to me, “Well, that’s not really what our app is intended to do. It’s not really supposed to…