By Dionne Aminata “We are striving to . . . compose a country committed to all cultures, colors, characters, and conditions of man. And so we lift our gazes not to what stands between us, but what stands before us.” Poet Laureate, Amanda Gorman Amanda Gorman recited...
K–5 Math
By the End of Grade 3: Developing Fluency with Multiplication
Jan 25, 2021
By Zack Hill The major work of grade 3 includes representing and solving problems that involve multiplication and division. Then, by the end of grade 3, students are expected to know from memory all products of two one-digit numbers. What does this look like and how...
What does it mean to know mathematics?
Jan 4, 2021
By William McCallum A world where all learners know, use, and enjoy mathematics. Perhaps the most mysterious verb in the IM vision—a world where all learners know, use, and enjoy mathematics—is the first one: know. Knowing mathematics means being able to "do the...
The Nuances of Understanding a Fraction as a Number
Dec 7, 2020
By Kristin Gray This was originally posted on Kristin Gray’s personal blog, Math Minds, on November 15, 2020. Student work is just the best. It is the one thing that will always motivate me to write! So, let’s kick this post off with a great work example from grade 3....
Creating Time and Space for Students to Develop Foundational Mathematical Ideas
Nov 16, 2020
By Maureen D. O'Connell “Slow down, you’re moving too fast, you got to make the morning last...” When we consider early childhood mathematics this familiar song comes to mind. In our hurried society where more is more, childhood expectations have been pushed to...
Reading Graphs is a Complex Skill
Nov 4, 2020
by William McCallum Newspapers are full of graphs, far more than 10 or 20 years ago. Indeed, I have a graph to show that! (Source, Priceonomics) And yet I wonder how often readers see graphs as pictures illustrating a point, rather than as texts to be read. A reader...
Making Sense of Story Problems
Oct 27, 2020
by Deborah Peart, Grade 2 Lead Many people have an aversion to word problems. They cringe at the mention of them. In elementary classrooms, teachers often report that this is what their students struggle with most. When word problems show up in math class, even...
The Story of Grade 5
Oct 15, 2020
by Sarah Caban From the start of the year, we want students to know they are capable of engaging in grade-level mathematics. In the Opportunity Myth (2018), data shows that there is an opportunity gap for historically marginalized students—often students of...
Planning for the Student Experience
Sep 4, 2020
by Sarah Caban and Kristin Gray Teachers are so amazing and resilient. Amid all of the many thoughts and feelings about the challenges this school year brings, conversation continually revolves around their students. When discussing instruction, teachers wonder: How...
Facilitating the “Choral Counting” Routine Online
Aug 25, 2020
by Janaki Nagarajan How can we best do mathematics together in an online environment? When school suddenly shifted online last spring, I found myself overwhelmed by the learning curve for new technologies—for both myself and my students. I knew that I wanted to...
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