## Pages

## Posts by category

**Category: Algebra****Category: Algorithms****Category: Angle Measurement****Category: Assessment****Category: Books by Marilyn****Category: Data****Category: Decimals****Category: Division****Category: Estimation****Category: Fractions****Category: Games****Category: General Interest**- Five Twists on Tic-Tac-Toe
- What Are Good Math Questions to Ask Students?
- Can 1/3 + 1/3 = 2/6? It seemed so!
- Using Math Menus: Some Nuts & Bolts
- When Should and Shouldn’t We Give Answers?
- Always Try a Problem Before You Assign It
- Does Changing Subtraction to Addition Make It Easier?
- A Reponse to Joe Schwartz’s Blog about Algorithms
- One Children’s Book . . . Different Grade Levels
- The Equal Sign: What It Really Means
- Postscript about the Number Eleven
- Eleven Things about the Number Eleven
- Using Children’s Literature to Teach Math
- Helping Students Open Their Minds
- A Number Line Exploration
- A Mental Math Lesson, Part 2
- Goldilocks, the Three Bears, and Teaching Math
- Why I Tweet
- The 1–10 Card Investigation
- Where’s the Math?
- An Unusual Word Problem: “Dealing in Horses”
- Yet Another Way to Subtract
- Another Way to Subtract
- Word Problems
- Why I Like Using Open Number Lines (Though I Don’t Like the Name)
- The Game of 2048
- Relearning High School Math
- Connecting Math and Reading
- Math at the Deli
- Welcome to My Blog

**Category: Geometry****Category: Interviews one-on-one****Category: Math and Literature****Category: Math Menu****Category: Math Reasoning Inventory****Category: Mental Math****Category: Multiplication****Category: Number and Operations****Category: Numerical Reasoning****Category: Place Value****Category: Probability****Category: Problem Solving****Category: Real World Problems****Category: Silent Math****Category: Statistics & Probability****Category: Subtraction****Category: Teacher Resource****Category: Technology****Category: Tutoring****Category: Video Clips****Category: Word Problems**