By Lindy Olejniczak, PK–6 Content Specialist This past year, I was playing with my friend’s 2.5-year-old sons. The “game” started with bringing colored balls from a ball pit and tossing them to me. As I caught each one, I began arranging them in different ways. At one...
TK/PK Math
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...
Too Many Students Believe They’re Not “Math People.” Early Math Can Change That.
Feb 3, 2026
By: Dr. Kristin Umland, IM CEO and Cofounder A recent RAND survey found that the students who are the most likely to maintain interest in math are those who understand and enjoy it, feel supported, and see themselves as “math people.” It also found that nearly a third...
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...
Transforming Teacher Beliefs Through a Curriculum-Based MathLab
Nov 19, 2025
By Anita Crowder, PhD, Senior Director, Impact Research and Jennifer Wilson, EdD, Senior Director, Implementation Enablement Adopting a problem-based instructional model offers both opportunities and challenges for educators. How do we respond when teachers say, “But...
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