By Vanessa Cerrahoglu and Danielle Seabold, IM Certified® Facilitators Learners have brilliant mathematical ideas. How we teachers use IM 6–12 Math™ impacts how often students and teachers recognize this brilliance. “...[C]urriculum choices matter. But how teachers...
IM 9-12 Math
Using IM Algebra 1 Extra Support Materials to Address Unfinished Learning: An Example
Mar 17, 2022
By IM Professional Learning Team How do we attend to unfinished teaching and learning, while attending to grade-level expectations? Algebra 1 is often called a “gatekeeper.” Successful completion of Algebra 1 unlocks options for students on the road to becoming...
Math Language Routines: Discourse with a Purpose
Feb 17, 2022
By Dr. Kristen Taylor, IM Certified® Facilitator Math teachers can talk all day about math! We get super excited when we encounter someone else who enjoys these conversations as well. But too many of our students don’t get to experience that joyful discourse, which...
Leveraging IM 6–12 Math Teacher Materials to Enhance Access to Grade-Level Mathematics
Feb 9, 2022
By Vanessa Cerrahoglu and Danielle Seabold, IM Certified® Facilitators Illustrative Mathematics (IM) believes each student has brilliant mathematical ideas has experiences and ideas that are valuable can make sense of and solve problems can learn grade-level...
A Thread Through Early Algebra 1
Jan 19, 2022
By David Petersen, 6–12 Curriculum Specialist andAshli Black, Director, 6–12 Curriculum The Algebra 1 course in IM 9–12 Math™ begins with a unit on one-variable statistics, a choice that many find surprising. Why start with statistics? And where does it go from there?...
What Does IM Think About Unfinished Learning and Supporting Students with a Variety of Entry Points? (Grades 6–12)
Dec 17, 2021
By the IM Team In a class of 25 students, there are 25 different learners with 25 different backgrounds. Students come into the classroom with varied experiences with school, with mathematical content, and with life. While this has been true for time immemorial,...
Getting Ready for 2021–22: Back to School Blog Posts
Aug 10, 2021
By the IM Team Educators still face a great deal of uncertainty heading into the 2021–22 school year. Maybe you’ve already started planning for it. Maybe you’ve avoided planning for it. Maybe your school year has already started! No matter where you are in thinking...
IM K–5 Math: An End and a Beginning
Jul 13, 2021
By William McCallum On March 20, 2015, I received the following email: Thank you for submitting your proposals to the K–12 OER Collaborative. We are pleased to advise you that Illustrative Mathematics has been selected as a vendor to create a rapid prototype unit for...
Culturally Responsive Teaching and Math
Jun 30, 2021
By Asya Howlette, Director of Mathematics and Science at Thurgood Marshall Raise your hand if you have been perplexed by professional learning that told you your class needs to be culturally responsive, but left you completely unsure about what that means in a math...
What Does It Mean to Use Mathematics?
Feb 22, 2021
By William McCallum Our vision at Illustrative Mathematics is a world where all learners know, use, and enjoy mathematics. In my last post I picked up that first verb and talked about what it means to know mathematics. In this post I'd like to talk about what it means...
to the IM Blog and Newsletter
RECENT POSTS
- 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
- Fluency Development Within and Across the Grades in IM® K–5 Math Part 3: Multiplication and Division Mar 9, 2026
- Fluency Development Within and Across the Grades in IM® K-5 Math Part 2: Addition and Subtraction Mar 5, 2026
Categories
- 6–8 Math (143)
- 9–12 Math (114)
- 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 (9)
- Instructional Routines (5)
- K–5 Math (152)
- Lesson Planning (3)
- Math Content (3)
- Math Language Routines (3)
- Partners (5)
- Problem-Based Learning (5)
- Professional Learning (94)
- 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)









