Here is the link to the most recent edition of Classroom Etiquette.
Some quotations from the introduction:
“We’ve noticed that in the last 10 years classroom etiquette has gone the way of disco . . . .”
“. . . if bell-bottoms and Tom Jones can make comebacks, by gum, so can classroom etiquette . . .”
“. . . we think of classroom etiquette as similar to any form of social etiquette — that is, basic politeness. We have decided to address specific situations and questions below. . . .”