2022 was a remarkable year of growth and achievement at IM. Our employees are energetic, inspired, and committed to our vision of a world where all learners know, use, and enjoy mathematics. I couldn't be more proud of what we have achieved this year. And I am so...
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Preparing for the School Year, Updated with Tips for Staying on Pace
Aug 30, 2019
Last year, we put together some reading to help people get started planning their year with IM 6–8. Now, we have another year’s worth of blog posts to choose from, plus a shiny, new high school curriculum! So once again, we’ve gathered some posts from IM’s blog with...
Proof in IM’s High School Geometry (A Sneak Preview)
Nov 13, 2018
Supporting high-school students to write detailed, precise proofs is challenging. Learn about some of the design elements that IM used to invite students to a deep exploration of proof. In IM’s high school Geometry curriculum, students are asked to engage in the proof...
IM Preparing for the School Year
Aug 6, 2018
There are always so many things to do in preparation for a new school year. At this point of the summer, to-do lists start getting made, materials get purchased, rooms are organized, and math class planning begins. Whether you are using the IM 6–8 Math...
Looking to the Fall, Part 1: Welcoming and Supporting K–5 Students
May 7, 2020
By Kristin Gray, Director K–5 Curriculum and Professional Learningand Kevin Liner, IM K–5 Professional Learning Lead It is overwhelming to think about how teaching and learning will look in the fall. The uncertainty of the impact of students missing so many days of...
Free, High-Quality Math Curriculum and Support for California Classrooms
Feb 18, 2026
By the Illustrative Mathematics team California educators are navigating big shifts in math instruction, grounded in access, coherence, and deeper student understanding. California AccessIM was designed to meet this moment. Available to all educators at...
How IM® Math Supported a 24.8-Percentage-Point Math Gain in NYCPS District 11
Jan 6, 2026
By the Illustrative Mathematics team The gains in math achievement experienced by District 11 in New York City Public Schools (NYCPS) are not the result of a sudden shift or a one-year initiative. They reflect years of deliberate, system-level work focused on...
Reenvisioning Classroom Observations
Dec 17, 2025
Catherine Castillo, Sr. Specialist, Implementation Enablement Claire Neely, Sr. Specialist, Implementation Enablement “Both rigorous performance evaluation and frequent formative feedback are important building blocks for promoting a strong teacher workforce. Mounting...
Implementing a New Math Curriculum: 4 Tips You Won’t Find in a Textbook
Dec 9, 2025
By Meredith Dadigan Abel, IM Certified® Facilitator, K-5 Teachers are the heartbeat of any new math curriculum—they bring lessons to life, adapt to student needs, and make learning happen every day. But behind the scenes, administrators are the backbone, ensuring the...
Building a Math Community with IM K–5 Math
Sep 11, 2025
By Tabitha Eutsler, 3rd Grade Teacher “I’m not sure this is working. Only five of my students are participating and commenting each day. The rest sit there and look at me.” This was my conversation with our math coordinator after my first few days of teaching IM K–5...
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RECENT POSTS
- Building a Coherent Math System: Lessons from NYC District 11 February 24, 2026
- Free, High-Quality Math Curriculum and Support for California Classrooms February 18, 2026
- When Strong Curriculum Meets Strong Implementation: Lessons from Windsor Charter Academy February 9, 2026
- Too Many Students Believe They’re Not “Math People.” Early Math Can Change That. February 3, 2026
- Inside Two NYCPS District 11 Schools Where IM® Math Is Helping Drive Meaningful Gains January 14, 2026
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