Different types of open tasks can be used as a tool to promote rigorous student mathematical discourse and considerations for facilitation.

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## Let’s Give Them Something to Talk About

### Nicola M. Hodkowski and Carolyn Carhart-Quezada

## Reconsidering Mathematical Authority

### Michael D. Hicks, Jessica Pierson Bishop, Christina Koehne, and Mai Bui

Who has mathematical authority in your classroom, and what does authority look like? Find out different ways you can help students gain authority.

## Using Public Records to Scaffold Joint Sense Making

### Keith R. Leatham, Blake E. Peterson, Ben Freeburn, Sini W. Graff, Laura R. Van Zoest, Shari L. Stockero, and Nitchada Kamlue

Teachers can more productively use board work to scaffold joint sense making.

## 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.

## Discuss It! Collaborating on the Tortoise and Hare Task

### K. Ann Renninger, Maria Consuelo De Dios, Annie Fetter, Maeve R. Hogan, Moe Htet Kyaw, Ana G. Michels, Marina Nakayama, Richard Tchen, Stephen A. Weimar, Helena Werneck de Souza Dias, and Feven Yared

The authors share an online collaborative problem-solving activity that integrates support for students’ developing conceptual understanding, focused engagement, and positive feelings of agency and identity.

## Translanguaging Pedagogy in Elementary Mathematics

### Tara M. Willging and Luciana C. de Oliveira

A monolingual English-speaking teacher reflects on her experiences practicing a translanguaging stance in first grade with two multilingual learners and provides a set of guiding principles.

## Activating the Untapped Potential of Neurodiverse Learners

### David Johnston

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

## A Guide for Writing in the Mathematics Classroom

### Melissa Gunter

Asking students to write meaningfully about mathematics can be daunting! Help students learn to write with purpose.

## Math Storytelling in PK–2 Classrooms

### Janice Novakowski

Mathematical storytelling is a way for young children to make connections between mathematics and their lives. The practices of using equations and materials are shared as sparks for mathematical storytelling.

## Teaching Is a Journey: Math Talks for Agency, Identity, and Ownership

### Timothy L. Weekes

This department provides a space for current and past PK-12 teachers of mathematics to connect with other teachers of mathematics through their stories that lend personal and professional support.