The author shares geometry that inspires him.

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## The Beauty of Regular Hexagons

### Arsalan Wares

## Ways to Help Students Become Powerful Mathematical Thinkers

### Alan H. Schoenfeld

Ear to the Ground features voices from several corners of the mathematics education world.

## Construct It! Intersecting Language and Mathematics with Interlocking Cubes

### Basil Conway IV and Marjorie Mitchell

Students learn to build their own numbering system by recognizing and identifying patterns with interlocking cubes in different place values.

## Construct It! Triangle Puzzle Challenges

### Enrique Ortiz

This article presents an original puzzle that supports students’ development of visual thinking and geometry ideas based on the Van Hiele levels of geometric thought.

## Construct It! What’s in a Name? Collecting, Organizing, and Representing Data

### Eva Thanheiser, Courtney Koestler, Amanda T. Sugimoto, and Mathew D. Felton-Koestler

Build a classroom community by building representations and visualizations of data related to students’ names.

## Model It! Building and Sustaining Cultural Traditions with Ethnomodeling

### Siddhi Desai and Farshid Safi

This geometric transformation-focused ethnomodeling respects individual and collective community experiences and moves toward educational experiences that acknowledge and celebrate the multidimensional aspects related to identity.

## Model It! Revamping High School Schedules

### Elizabeth B. Harkey, Kathryn Early, Ronnie D. Hall, and Marilyn E. Strutchens

Learn how the authors used changes happening in the community to create a mathematical modeling task.

## STEM and Social Consciousness

### Krystal Jones Carter

A well-crafted classroom engineering challenge can effectively answer compelling questions about social and global responsibility.

## Developing Meaning for Mathematical Expressions

### John K. Lannin, Christopher Austin, and David C. Geary

Explore two ways that algebra students interpret mathematical expressions. Learn instructional tasks to help students develop meaning.

## Composing Tangram Puzzles to Support Shape Transformation

### Laura Bofferding and Yi Zhu

Different types of tangram puzzles can encourage students to make sense of problems and engage in the computational thinking practice of debugging.