Delightful Data Visualization: Polypad and Young Statisticians

We all acknowledge that data analysis and representation is a key part of our math curricula in the 21st century. But while it’s baked into Common Core and other state standards, it can be a bit unwieldy at lower grades. One of the barriers between students and sophisticated data analysis has been (until recently) lack … Continue reading Delightful Data Visualization: Polypad and Young Statisticians

HB 1557 and lines in the sand: Understanding and communicating the purpose of Florida’s “Don’t Say Gay” bill

(This website is about math and math education. While I don't normally write about Topics of the Day, it's crucial that parents and educators understand the text and purpose of Florida's House Bill 1557, which specifically targets teachers and students.) I’ve never been much of a proponent of fleeing a state because you disagree with … Continue reading HB 1557 and lines in the sand: Understanding and communicating the purpose of Florida’s “Don’t Say Gay” bill

What’s the “of” in a percentage grade? A percentage of what, exactly?

In my Numbers, Operations, and Patterns course that I’m teaching, we discuss rational numbers a lot. We’re working through Teaching Fractions and Ratios for Understanding by Susan Lamon. It’s an indispensable book for the deep dive into rational numbers as well as the inherent glimpse into the development of elementary-to-junior-high mathematical thinking.  Anyway, we often … Continue reading What’s the “of” in a percentage grade? A percentage of what, exactly?

Part 3: Defining Proficiency & Moving Outward

This is Part 3 of a mini-series on a rubric masterclass. Be sure to check out the Intro post and subsequent posts. Once we’ve identified our specific and common outcomes, we need to identify specific markers that will indicate where students are on the spectrum of proficiency. In fact, that’s where we get our next little bit … Continue reading Part 3: Defining Proficiency & Moving Outward

A Rubric Masterclass

This blog post introduces a new mini-series from Emergent Math: A Rubric Masterclass. Be sure to check out Geoff's previous mini-series: Routines, Lessons, Problems, and Projects and Your Math Syllabus Boot Camp. The past two summers I’ve created Emergent Math “miniseries”. They’re an opportunity to do a deep dive into crucial aspects of the math … Continue reading A Rubric Masterclass