By William McCallum, IM CEO co·her·ence noun the quality of being logical and consistent. the quality of forming a unified whole. One of the things I am proud of about IM K–12 Math™ is its coherence. This shows up in many ways: it follows a logical and pedagogically...
IM K-5 Math
Looking back at 2022: Year-End Closeout Message from Bill McCallum
Dec 20, 2022
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...
Counting on Counting Collections
Dec 14, 2022
By Sara Baranauskas, IM Lead Curriculum Writer, Grade 1 and IM Certified® Facilitator Counting Collections is an engaging and playful mathematical routine that supports and builds students’ sense of mathematical identity and develops a joy for doing mathematics. Young...
Supporting Teachers During Implementation of Illustrative Mathematics: Big Ideas For Coaches and Teacher Leaders
Nov 8, 2022
By Sonja Twedt, IM Certified® Facilitator, 6–12 Special Projects Course Assistant Are you an instructional coach or teacher leader in a district that is adopting Illustrative Mathematics? If so, you’ve likely found yourself thinking about how to best support your...
Strategies for Instituting Equitable Math Instruction
Oct 18, 2022
Dionne Aminata, Senior Director of Strategic Initiatives, Marketing, Illustrative Mathematics Rolanda Baldwin, Vice President of Mathematics, UnboundEd Illustrative Mathematics and UnboundEd both agree that achieving racial justice in math education starts with the...
Illustrative Mathematics and IM Certified Partners featured at NCSM and NCTM 2022
Oct 12, 2022
Members of the Illustrative Mathematics team recently attended two national conferences for math educators: NCSM (Sept 26–28, 2022) in Anaheim, CA, and NCTM (Sept 28–Oct 1, 2022) in Los Angeles. We enjoyed meeting so many thoughtful educators over the course of the...
Getting Ready for 2022–23: Back to School Blog Posts
Aug 3, 2022
How do you get ready for a new school year? There is a lot to do, physically and emotionally. We hope you start the 2022–23 school year feeling rested, rejuvenated, and prepared. To support you, we have curated a collection of back-to-school blog posts. These posts...
The IM Community Hub is Becoming the IM Resource Hub—Here’s Why
Jul 12, 2022
“Any time we go to the next unit I'm looking for what we can use, tweak, modify, build off of. Everyone is always checking the hub—it has saved us so much time in terms of planning this year.” “It made my ability to support teachers better and stress level lower. Most...
Making IM Centers Work: Joyful Practice, Meaningful Fluency, and Authentic Assessment
Jun 13, 2022
By Maureen D. O’Connell “How is it going with your implementation of IM K–5 Math Centers?” That’s my favorite question to ask during professional learning for IM K–5 Math. The response is a pedagogical temperature check about where teachers and grade levels are in...
The Story of Grade 3
May 24, 2022
By Mike Henderson As a former grade 3 teacher, I know first hand how daunting teaching math at this level can be. On top of developing fluency with addition and subtraction within 1,000, students need to learn about new topics like multiplication, division, and...
to the IM Blog and Newsletter
RECENT POSTS
- From Math Anxiety to Math Confidence (Part 1): Naming the Elephant in the Room Apr 27, 2026
- Empowering Multilingual Learners in Math Apr 14, 2026
- What LEGO Taught Us About Play-Based Learning in Transitional Kindergarten Mar 18, 2026
- Staying Curious in Transitional Kindergarten: What Inquiry Play Reveals About How Students Think Mar 11, 2026
- Fluency Development Within and Across the Grades in IM® K–5 Math Part 4: Multiplication and Division Mar 10, 2026
Categories
- 6–8 Math (144)
- 9–12 Math (115)
- Assessment (1)
- Back to School (7)
- Classroom Community (5)
- Classroom Discourse (6)
- Coaches Corner (10)
- Computational Fluency (2)
- Equity (5)
- Implementation (6)
- In the Classroom (10)
- Instructional Routines (5)
- K–5 Math (153)
- Lesson Planning (3)
- Math Content (4)
- Math Language Routines (3)
- Partners (5)
- Problem-Based Learning (5)
- Professional Learning (95)
- Recent Blog Posts (12)
- Research Studies (1)
- Supports for English Language Learners (1)
- Supports for Students with Disabilities (6)
- TK/PK Math (7)
- Uncategorized (2)
- Unfinished Learning (1)









