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# Category: in the classroom

## Debate in Kindergarten: Building Appreciation for Ten Frames

## Problem Based Lesson #3: Learning From One Another in Grade 4

## Problem Based Lesson #2: Making Connections with Symmetry in Grade 4

## Problem Based Lesson #1: Launching Symmetry in Grade 4

## Getting Started with Problem Based Learning in Grade 4

## Using Diagrams to Build and Extend Student Understanding

## Using Instructional Routines to Inspire Deep Thinking

## The Story of Fibonacci, and the Math Ethnic Studies Framework

## Choosing a Story to Tell: Examining a Lesson Close in 1st Grade

## Listening to Early Understandings of Division: “12 ÷ 5 is either -3 or 0”

## Student-Created 3 Act Tasks

## Students Surprise Us: Interviews with Juliet

## One of Favorite Games: The Skip Count Game

## One of My Favorite Games: Number Boxes

## One of My Favorite Games: The Answer Is…

## The Simple-but-High-Leverage Game Collection: Making Games Routine

## The Cookie Recipe: Learning Math from Students

## You’re Both Right: Examining and Honoring Mathematical Assumptions

## Mathematical Connections in a Kindergarten Science Unit

## The Striped Snake Barbecue Puzzle: Exploring “Challenge” in 3rd Grade

The Blog of a K-8 Math Specialist