## Breaking Numbers Apart

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September 18th, 2017From a Kindergarten and First-Grade Classroom After asking the students to come join me in a circle on the rug, I wrote the number 10 at the top of a piece of chart paper. Next I distributed interlocking cubes by carefully pouring them out near the students so that each child had access to them.…

## Measuring Circles

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March 08th, 2017Each year our middle school celebrates the circle and its mathematical relationships on “Pi Day,” March 14, using the date of 3/14 to honor the 3.14 approximation of pi. A local bakery donates pies and, in every math class, students measure round things and consume their pieces of pie. Amidst the Pi Day activities, students…

## How Students Can Use Fractions to Manage Allowance

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February 13th, 2017You can connect fractions with something most students identify with: getting money.

## Data Analysis: A Lesson with Seventh and Eighth Graders

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December 27th, 2016by Lainie Schuster and Nancy Canavan Anderson Asking “good” questions—questions that help students make sense of math—lies at the heart of good math teaching. In Good Questions for Math Teaching: Why Ask Them and What to Ask, Grades 5–8 (Math Solutions Publications, 2005), Lainie Schuster and Nancy Anderson provide teachers with questions across seven math strands. The questions…

## What it Means to Understand Numbers

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November 11th, 2016I received my first diary when I was six or seven years old and recently rediscovered it in a box of childhood memories. Imagine my surprise when I opened the decades-old journal to find that my first, and most frequent, entry was arithmetic. I had created a series of two and three-digit numbers that I…

## Tips for Planning a Talk-Based Lesson

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May 21st, 2015Here are tips for creating effective talk-based lessons.