Dr. Diane Kashin was the first to challenge my thinking about pre-cut materials and activities. My study tour of Reggio Emilia schools deepened my understandings as well. This week, I’m reflecting on center-based learning. A staple of the primary and elementary classroom, I’m familiar with many middle and high school teachers who use centers to engage learners and differentiate instruction as well. I was one of those teachers, and I support many more. I’ve also wondered how…