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## Being Mindful in the Mathematical Moment

Consider dimensions of equity to enact more responsive mathematics teaching in the elementary classroom.

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## Building a Digit Classifier with MNIST

Students use feature engineering to build a classifier that can accurately recognize digits from images.

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## Developing the Write Reasoning in Kindergarten Mathematics

Learn how to introduce kindergarteners to mathematical writing and develop their ability to reason and communicate their thinking to others.

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## Drawing a Positive Math Identity: Portrait of a Math Person

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

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## Embracing Uncertainty, Struggle, and Creativity with Open Middle

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

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## Strengthening Students’ Proofs Using Peer Critiques and Revisions

Support students’ understanding of the proving process by having them pose a conjecture, draft a proof, and then revise it using peer feedback.

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## Construct It! Introducing Integers with Floats and Anchors

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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## Déjà Vu

Check out this issue’s cover: Have you seen it previously? Peruse the table of contents: Have you read this before? Build It!Adapt It!Construct It!—It all seems so familiar.

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## GPS: Relationships Between Area Units and Area Measurements

Growing Problem Solvers provides four original, related, classroom-ready mathematical tasks, one for each grade band. Together, these tasks illustrate the trajectory of learners' growth as problem solvers across their years of school mathematics.

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## Improve It! Understanding Shape’s Structures

A look at first graders’ abilities to build and improve their geometry constructions while moving between and connecting 2D and 3D representations.