By the Illustrative Mathematics team A new analysis conducted by Leanlab Education found that schools in Los Angeles Unified School District (LAUSD) using IM® Math demonstrated stronger mathematics growth than similar schools that were not. The gains were equivalent...
Research Studies
read more
From Fragmentation to Coherence: What NYC District 7 Shows About Sustaining Math Improvement
May 18, 2026
By the Illustrative Mathematics team In New York City’s District 7 in the South Bronx, the story of math instruction used to be one of inconsistency. Classrooms looked different from one another. Teachers pieced together lessons from multiple sources. Students moved...
Research Study Finds Students Using IM Certified® Curricula Outperform Peers in Math Achievement
Jun 13, 2025
By William McCallum, IM CEO and cofounder At Illustrative Mathematics® (IM), we believe learning mathematics is a lot like learning to ride a bike. You don’t learn by watching someone else do it—you learn by getting on the bike yourself. Sure, it might feel unsteady...
to the IM Blog and Newsletter
RECENT POSTS
- How IM Certified® Products and Services Help Districts Build Coherent Mathematics Programs Jul 9, 2026
- LA Schools Using IM® Math Outperformed Similar Schools, New Analysis Finds Jun 30, 2026
- The Coherence Question: What Holds Math Instruction Together When Tools Multiply? Jun 24, 2026
- How Do Students Go from Receiving Information to Belonging in a Classroom? Jun 16, 2026
- Pacing with Purpose in IM® Math Jun 8, 2026
Categories
- 6–8 Math (153)
- 9–12 Math (122)
- Assessment (1)
- Back to School (7)
- Classroom Community (8)
- Classroom Discourse (7)
- Coaches Corner (13)
- Computational Fluency (2)
- Equity (8)
- Implementation (11)
- In the Classroom (14)
- Instructional Routines (7)
- K–5 Math (162)
- Lesson Planning (5)
- Math Content (6)
- Math Language Routines (3)
- Partners (5)
- Play-Based Learning (1)
- Problem-Based Learning (9)
- Professional Learning (98)
- Recent Blog Posts (12)
- Research Studies (3)
- Supports for English Language Learners (1)
- Supports for Students with Disabilities (6)
- TK/PK Math (14)
- Uncategorized (2)
- Unfinished Learning (1)
Popular Tags
5 Practices
Adapting Curriculum
Algebra 1
assessment
back to school
CCSS
classroom community
classroom discourse
classroom success stories
Common Core
Computational Fluency
conceptual understanding
curriculum
Design principles
distance learning
Division
Elementary Grades Math
Equity
Fractions
Geometry
high school
Illustrative Mathematics 6–8 Math
IM 6-8 Math
IM 9-12 Math
IM Curriculum
IM K-5 Math
implementation
instructional routines
in the classroom
learning target
lesson-planning
lesson planning
math content
Math Language Routines
notice and wonder
planning
play-based learning
problem-based learning
professional books
Professional Learning
research studies
Standards
supports for English Language Learners
Supports for Students with Disabilities
Unfinished Learning


