Check out tech guru of free stuff on line, Richard Byrnes! He explains using Poll everywhere and Back channels or sites like Wall wisher to assess students for learning in the classroom... See what they know informally rather than judging by stares or quizzical looks!
Love, love, love this application of tech in a way to assess and improve learning!!!!
www.freetech4teachers.com/2013/01/a-teachers-guide-to-classroom.html?m=1
