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Drawing a Positive Math Identity: Portrait of a Math Person

Liza Bondurant and Liesl McConchie

Activities and resources to help learners foster a positive math identity.

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Embracing Uncertainty, Struggle, and Creativity with Open Middle

Stephen L. Caviness, Crystal Wallen, and Lorraine Stewart

These educators share the “how” and “why” behind their use of open middle tasks in the classroom.

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Construct It! Introducing Integers with Floats and Anchors

Christy Pettis and Aran Glancy

Use the Floats and Anchors context as well as physical and digital materials to help students understand integer addition and subtraction.

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Encouraging Students to LOVE MATH with One-Straight-Cut Letters

Yi-Yin (Winnie) Ko, Connor A. Goodwin, Lauren Ream, and Grace Rebber

One-straight-cut activities engage middle-school students in learning about symmetry and geometric transformations.

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Varying the Intensity of Scaffolding for English Learners

Haiwen Chu, Jill Neumayer DePiper, and Leslie Hamburger

Vary the intensity of pedagogical scaffolding along three dimensions—grouping, structure, and language—with the same rigorous prompt.

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“Discourse: Simple Moves that Work”

Molly Rothermel Rawding, Theresa Wills, and Introduction by: Karla Bandemer

An article from the NCTM legacy journalMathematics Teaching in the Middle School offers simple methods to improve discourse and engagement in the mathematics classroom.

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Two Technology Frameworks: Their Use in Lesson Design

Elizabeth B. Harkey, Angela T. Barlow, and Victoria Groves-Scott

The authors used two technology frameworks to design three seventh-grade mathematics lessons, focusing on opportunities to address collaboration, authenticity, or personalization.

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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.

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Filling Vases and Making Tanks

Jana Dean

Two classic hands-on tasks address conceptual understanding of functions. The tasks center student discourse and rough draft mathematics as students grapple with the relationship between input and output.

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STEM and Social Consciousness

Krystal Jones Carter

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