1. Be explicit at the start that getting more voices, more ideas into our conversation is our goal, because we…
Redesigning math communities for distance learning
About Kathy: Kathy Minas is a 5th grade teacher at a public school in Los Angeles. She is an enthusiastic mathematician…
Keeping our math communities humming
In this post, Kara Imm shares a May 2020 interview with Kate Smallberg about how to transition our number strings…
The Mathematics of Core Sampling: Division of Fractions
About the Co-Authors Keely Zaientz and Corey Levin teach 6th and 8th grade math in an integrated co-teaching classroom at…
Video: Division on the open number line in fourth grade
Wondering what a number string looks like in a classroom? Curious about the details of the routine? The following video features…
Learning to “trust the ten”—Developing a community of first grade mathematicians
Teacher-author Lindsay Pardeck is in her 7th year of teaching first grade at Eureka Elementary in the Rockwood School District.…
Jenna Laib’s Blog: Daysha at the Board: Assigning Competence
https://jennalaib.wordpress.com/2019/03/02/daysha-at-the-board-assigning-competence/ Jenna Laib wrote this post for her blog on a moment in which she was teaching a number string…
Prime Climb Number String
Last month, I worked in Andrew Eller’s amazing 4th grade classroom in Los Angeles that was beginning an exploration of…
Differentiating Number Strings: The BandAid Problems
How do you plan a number string for a group of learners who are working on very different skills in…
Trusting the digits: Developing place value understanding
For several years, across various school communities, a teacher will tell me, “My kids don’t really have a strategy for…
Life beyond the algorithm: Division of decimals
About the author: Kit Golan Kit is an MfA Master Teacher teaching 6th and 7th grade math in a NYC…
Biking on the fractional number line . . .
The following post comes from Rafael Quintanilla, a Mathematics Instructional Coach for the Los Angeles Unified School District and a…
A count around for fractions
This February, I led a Number Strings Writers’ Retreat, as part of my role as staff developer at Math in…
Number string structure and design
How are number strings designed? Typically, people tend to describe number strings as having the following structure Entry problem Helper…
Cars, coffee, and climbing stairs: Inviting students into the story
Here’s another important contribution from our friend and colleague Marcelle Good — a 6th grade teacher at School of the…
Feet, inches and yards: Conversions on a ratio table
This post is from our friend and colleague Kathy Minas, a 4th grade teacher at PS 158, and an avid…
Numeracy for high school: A unique challenge
Here’s a conversation between collaborators and friends Kara Imm (Co-Director, Math in the City) and Geoffrey Enriquez (Math Teacher, Vanguard…
Number Strings 