Math Success by DMTI

Mathematical Thinking in The Age of Digital Dependence

Introduction: Mathematical Understanding in a Digital World

Aug 27 • Math Success by DMTI

2

1

July 2026

Place Value: The Understandings That Predict Later Math Success

Introduction: Place Value as Units and Magnitude

Jul 17 • Math Success by DMTI

1

June 2026

Drawing Understanding: Why Letting Kids Create Number Lines Builds Stronger Math Minds

Master number lines! Learn how this powerful tool builds number sense, fractions, decimals, operations & algebraic thinking from kindergarten to…

Jun 15 • Math Success by DMTI

1

1

May 2026

Why Students Struggle With Word Problems And How Bar Models Help

Introduction: From Word Problems to Mathematical Structure

May 20 • Math Success by DMTI

2

April 2026

Why Subtraction isn't Just Addition Backward

This DMT Insight draws on research from mathematics education and cognitive psychology to answer a practical question: What does subtraction require…

Apr 29 • Math Success by DMTI

1

1

Ratio Tables: Building Multiplicative and Proportional Reasoning

This DMT Insight explains and gives examples of how to teach with ratio tables and why using ratio tables serve as a flexible symbolic structure that…

Apr 10 • Math Success by DMTI

4

March 2026

Beyond "Name the Shape": Teaching Quadrilaterals for Understanding

Introduction:

Mar 17 • Math Success by DMTI

4

What Depth of Knowledge Means in Math: Rethinking What We Ask Students To Do

This DMT Insight explores how Depth of Knowledge (DOK) reshapes lesson design and instructional questioning by focusing on the mental actions students…

Mar 2 • Math Success by DMTI

2

2

February 2026

Rethinking the Teaching of Area and Perimeter

Introduction:

Feb 19 • Math Success by DMTI

3

Beyond Worksheets: How Summer Math Programs Boost Language and Thinking

This research overview highlights how well-designed summer math programs emphasizing language rich, hands-on, & conceptually focused experiences…

Feb 4 • Math Success by DMTI

3

January 2026

The "Diamond" Problem: How Everyday Language Undermines Geometric Thinking

This DMT Insight shows why common shape posters and worksheets create misconceptions like “diamond,” and how teaching shapes as intersecting lines and…

Jan 26 • Math Success by DMTI

5

Time Matters: How Instructional Minutes Shape Mathematical Understanding

This DMT Insight demonstrates how instructional time—daily, weekly, and yearly—directly influences the depth, durability, and equity of students…

Jan 13 • Math Success by DMTI

6