It's happened to so many teachers: You teach your heart out. Really just knock it out of the park. Then you ask a question all students should know the answer to … and nothing. What's going on? In this episode, educator and writer Blake Harvard offers four possible explanations for why we get the blank stare, along with four solutions that will help us see a lot less of it.

Thanks to Edge•U Badges and The Modern Classrooms Project for sponsoring this episode.

To read Blake's article, go cultofpedagogy.com/stare.