It could happen at 10:10 a.m. in the midst of interactive writing, at 2:30, when listening to readers, or even after class, when planning a lesson. The question arises: How do I influence students' learning-what's going to generate that light bulb Aha-moment of understanding? In this sequel to their megawatt best seller Visible Learning for Literacy, Douglas Fisher, Nancy Frey, and John Hattie hel...