How to Define Mechanisms of PD

Craig: I don't actually know what a mechanism is. save energy time resources because maybe there's a strategy we're doing that has 10 steps some feedback approach or whatever it may be. The goal could be help students attend to instruction more and the step is make it unpredictable when you call them, he says. "I've read a lot of stuff about mekina's recently and I think they're really important," Craig adds.