Every math teacher I know has experienced some version of this moment. The principal walks into the room. The teacher feels it immediately — the back of the neck, the small adjustment in voice, the way the lesson suddenly feels like it’s being performed rather than taught. Students notice too, even if they can’t name what changed. Twenty minutes later the principal is gone, and the teacher spends the rest of the day waiting for the email. Can you stop by my office? When the c

Most school leaders I know want the same thing. You want students to leave your building prepared for life. You want them to be able to think, adapt, make good decisions, and contribute to their communities. You want graduates who can handle what comes next—even when what comes next isn’t clearly defined. But when we walk into math classrooms, the things we’re trained to look for don’t always line up with those hopes. We look for order. We look for correct answers. We look fo

Every classroom operates with an invisible compass: what teachers believe about how students learn math. These beliefs quietly shape the...

When we talk about differentiation in math classrooms, especially for students who struggle, the go-to solution is often to “make the...