At Purdue, student feedback is click away: Professors use radio response devices in class to see if they are getting through
It’s a rare college student who will raise a hand in the classroom and say to the instructor, “Could you please repeat that? I don’t understand.” More common are groups of students who, when asked if they understand material just covered, sit and stare back, neither nodding nor shaking their heads. Faculty members tend to take no response as an affirmative, pass out tests, then find out who actually understood the material only after scoring the tests. And with some…