At the start of every school year, teachers typically wonder what their new students know coming into the grade level. Sometimes, though, they place too much emphasis on what children do not know or have forgotten over summer break. After all, those gaps can be glaring. Helping their students grow is like helping an acorn grow; they must watch for what is sprouting and tend to how the sprouts are growing. The process of looking at student work and asking probing questions provides the perfect starting place to discover what students already know and which strategies they use to figure things out. It is also in keeping with current research on student growth and learning (Boaler 2016; Carpenter et al. 2015; Huinker and Bill 2017). Questions should be used to both assess and advance student thinking toward the next potential growth spurt. Questioning allows teachers to elicit, interpret, and respond to student work