
Official Twitter feed for Illustrative Mathematics—open resources, professional services, and community for math educators. #LearnWithIM
Joined November 2011
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Rigor isn’t about making tasks harder. It’s about meaningful thinking.
In IM® TK Math, play is where transitional kindergarten students create, compare, reason, and revise. Join the conversation! Read “Play Is Not the Opposite of Rigor”: knowim.org/blog
#IMBlog
💬 Before teams can have courageous conversations, they need the capacity to disagree well. Join IM at #NCSM2026 to practice protocols for navigating conflict productively.
Building the Foundation for Courageous Conversations
Tues, Oct. 27 | 9–10 a.m. | Directors Row I
🙌 It’s almost conference week!
The IM team is on our way to Denver for #NCSM2026. Come say hello at booth 427, October 26–28—we’d love to hear what’s happening in your schools.
Rumor has it there will be swag. 👀
#LearnWithIM
🧱 “Your tower is taller than mine.”
In a TK classroom, that’s a math conversation.
The newest post in our blog series, The TK Year, looks at how play & rigor work together in IM® TK Math. Read “Play Is Not the Opposite of Rigor.” knowim.org/blog
#LearnWithIM #IMBlog
✨ What happens when students look for structure in an expression, an equation, or a diagram? Join IM’s Jennifer Wilson & Timesha Brooks at #NCTM2026 for SlowMath: Looking for & Making Use of Structure.
Oct. 29, 2:30 p.m.
Bluebird Ball 2A
Not attending? Tag a colleague who is!
Supporting fluency development requires more than isolated drills or intervention blocks.
That's why we created our Fluency Hub of free resources:
📘Fluency Development e-book
🎥Videos
📝Blog posts
➕Practical supports
Check it out: knowim.org/mathfluency
🏫 In Dover Middle School, consistent IM® Math routines mean students spend less energy figuring out how class works and more energy thinking mathematically.
📣 ICYMI: Catch up on the district's story today: knowim.org/blog
#IMBlog #LearnWithIM
🗣️ Join us at #NCSM2026, where IM’s Brea Steele and Cherelle McKnight will share protocols for coaching teams to navigate conflict productively.
Don’t miss this session!
Building the Foundation for Courageous Conversations
📅 Tues, Oct. 27 | 🕐 9–10 a.m. | 📍Directors Row I
🎒 Packing for #NCSM2026? Add booth 427 to your list.
Talk IM® Math, problem-based instruction, and how the IM Certified® ecosystem helps districts build coherent math programs. Plus, grab some merch. (Pro tip: the socks go fast. 🧦)
October 26–28 in Denver. #LearnWithIM
"It really is a tool for professionals." Dover School District's Director of Curriculum, Instruction, and Assessment on why IM® Math earns teachers' trust: It's structured without being scripted.
📖 Read the full story: knowim.org/blog
#IMBlog #LearnWithIM
Middle school math teachers in Dover School District (NH) had the mindset. IM® Math gave them a curriculum built around it—a coherent progression designed for the discourse and collaboration they'd spent years developing.
📖 Read Dover's success story: knowim.org/blog
📣 The IM team is headed to #NCSM2026 in Denver, October 26–28!
Stop by booth 427 to talk IM® Math, professional learning, coherent math programs, and find out what’s new at IM.
See you in the Mile High City! 🏔️
#LearnWithIM
Rolling dice, sorting buttons, spotting patterns—in transitional kindergarten, that’s the mathematics.
📣 ICYMI: Our new blog series, The TK Year, starts with what makes this year unique. Read it & subscribe to our blog so you never miss a post: knowim.org/blog
#IMBlog
It’s National Principals Month! 🎉
Join us in celebrating the school leaders who champion teachers, support students, and help create the conditions for meaningful math learning every day.
Thank you for your leadership and your commitment to students!
#PrincipalsMonth #IMMath
📈 Dover School District (NH) was named a District on the Rise by Education Scorecard, with students gaining ground in math faster than similar districts.
One key piece of the system: IM® Math and teachers who led the adoption from the start. Read more: knowim.org/blog
A transitional kindergarten curriculum can’t be kindergarten slowed down or PreK stretched out. It has to be built for this year, on its own terms.
See what that looks like in our new blog series, The TK Year: knowim.org/blog
#LearnWithIM #IMBlog
Disconnected tools can create barriers instead of support. That’s why we’re excited to welcome @PowerMyLearning's MathVoice™ as an IM Certified® supplemental product—built to complement what K–5 students are learning in IM® Math v.360.
Learn more: knowim.org/mathvoice
📰 In a recent C&G News article, Farmington Public Schools Superintendent Kelly Coffin shares how the introduction of IM® K–12 Math’s problem-based curriculum has helped students connect math to real life.
🔗 Read the full story at knowim.org/news
Transitional kindergarten isn’t an early start on kindergarten standards or a year to accelerate learning. It’s the year children learn how to learn.
Read what that looks like in our new blog series, The TK Year: knowim.org/blog
#LearnWithIM #IMBlog
Transitional kindergarten isn’t a younger kindergarten, and it isn’t PreK repeated. It’s a year all its own. Our new blog series, The TK Year, starts with what makes TK unique and how it sets students up for success.
Read the full post at knowim.org/blog.
#IMBlog



















