IM Certified® Blog
Links to Math Resources for Caregivers
Here is a collection of links the content team here at IM has used with our own students and kids to start mathematical conversations, play math games together, explore new topics, come up with projects, and have fun. There are also some cool links to other education...
Shifting Practices: Helping Everyone—from Students to Administration—Find their Voice in the Math Classroom
It was easy to say yes! By Crystal Magers Last spring, I was approached by our Math Coordinator and asked about piloting a new math program. I knew my staff was ready for building-wide consistency and we were ready to try something new. I easily said yes! My...
K–5 Curriculum Design Features that Support Equity and Inclusion
By Dionne Aminata Before I joined the K–5 curriculum writing team at IM, I was a K–8 regional math content specialist for a public charter organization that largely consisted of Title I schools, or schools receiving federal funding to support a large concentration of...
Rethinking Instruction for Lasting Understanding: An Example
By Kate Nowak How do we help our students build mathematical understandings that endure past the unit test? If we want students to construct strong, reliable bases of mathematical knowledge, our instruction needs to do more than present explicit procedures—even when...
When is a number line not a number line?
By William McCallum The number line is a seemingly simple object: a straight line with two points marked 0 and 1. Those two points are the seeds of great complexity, however. Whole numbers are located at positions marked off by iterating the interval. Fractions are...
The Art of Reflection
“In times of stress, the best thing we can do for each other is to listen with our ears and our hearts and to be assured that our questions are just as important as our answers.” —Mr. (Fred) Rogers By Kaneka Turner We are never more “on” than when we are teaching a...
Ratio Tables are not Elementary
By William McCallum In grade 3, as students start to learn about multiplication, they think about products like 6 x 7 in terms of equal groups. 6 x 7 is the number of things when you have 6 groups with 7 things in each group. They might start out calculating that...
Could you—or someone you know—be our newest IM Certified Facilitator? The Critical Role of IM Certified Facilitators.
“What I find distinguishes IM is that IM Certified Facilitators are uniquely supported by the IM authoring team to ensure the integrity of the curriculum remains intact.” By Kiana Porter-Isom I was always interested in mathematics as a student but I only began...
Using Diagrams to Build and Extend Student Understanding
When students notice things, we often ask, ‘Why is that happening?” but it can be challenging to explain why beyond the procedure one followed.
But fifth graders are brilliant.
The 5 Practices: Looking at Differentiation Through a New Lens
By Catherine Castillo Our district had seen a downhill trend in standardized test scores in mathematics. This forced us, as educators, to take an intentional look at our teaching practices. The past few years have been an exciting time in math instruction. Research on...









