On a recent coaching call, we spoke with a new teacher who was feeling great about a math quiz her students had just aced—until she wasn’t. The quiz focused on using the array model for multiplication, and students were awarded points for drawing the array and getting the right product. But when we looked deeper, something didn’t sit right: Did these scores truly reflect her students’ understanding and grade-level expectations? In this episode, we unpack what was missing from the math a...