Wow, how did you do that?

Sugata Mitra: Build a School in the Cloud
February 2013 at TED2013

I said, “I’ll tell you what. Use the method of the grandmother.”

So she says, “What’s that?”

I said, “Stand behind them. Whenever they do anything, you just say, ‘Well, wow, I mean, how did you do that? What’s the next page? Gosh, when I was your age, I could have never done that.’ You know what grannies do.”