# 11+ years old

As they approach and move through adolescence, math needs to serve children’s purposes. Whether it’s standing up for rights—their own or others’—or ensuring they’ve been properly paid for a chore, talking math with older kids means it needs to serve their needs.

Same Idea or Different?

## Same Idea or Different?

I am currently writing the teacher guide for my next book, How Did You Count? (See a couple of teaser photos at the end of this post!) A section of a chapter of that teacher guide has the heading Seek to Understand and to Be Understood. Those who know my teaching...

Rectangles, zucchinis, and kindergartners

## Rectangles, zucchinis, and kindergartners

Getting ready for the new year, I decided to look back at the history of my newsletter (which comes out about 8 times per year; you can browse the archives and subscribe at this link.) I found this post from almost three years ago, and it feels very true to thing...

On Being a Math Person (or Not)

## On Being a Math Person (or Not)

One of my favorite parts of Math On-A-Stick is that it creates opportunities for positive conversations about math with adults. Ask any math teacher, and they'll confirm that when meeting a new person and revealing the work that they do, there is a high probability...

Which fits where? A three-dimensional challenge

## Which fits where? A three-dimensional challenge

Each solid fits in at least one cutout, and each cutout fits at least one solid. Which is which and how do they fit?

Time Zones

## Time Zones

When children hit adolescence, the conversations need to be more about them and their interests. Here's what that looks like.

Birthday Chocolate

## Birthday Chocolate

A birthday present turns into a quick discussion of fraction division.

On helping children to love math

## On helping children to love math

What do you say when your child says they don't like math?

How do I help my high schooler?

## How do I help my high schooler?

A high schooler hits a mathematical wall in precalculus. Why? And what can we do about it?