From the general diigo website (most popular articles)
This is a visual of the 27 ways to increase student achievement- a poster for classrooms, perhaps, to remind teachers how to make sure the students are "doing the doing"
Have you ever thought about how silly we teachers can be? When we get in front of students, we present ourselves to be the ones with all the answers, and then after we talk to the students, we start asking questions as if we don't know anything we just talked about.