Learn about promoting a higher level of student understanding of variability in data and in distributions of data.

Learn about what makes video games and gameplay effective in the mathematics classroom.

Are you interested in learning about how to vary homework assignments? This Research Brief answers the question: What kinds of homework assignments are most effective?

Improve your instruction with an understanding of overarching goals of professional development.

This Research Brief is a synthesis of nearly 200 research studies on calculator use in the classroom. The goal is to provide practitioners and researchers advice on how the research knowledge base can guide classroom practice and support future research.

Four effective research-based strategies for teaching students with difficulties in mathematics are discussed.

Authors of this Research Brief address the question: "How do our students actually tend to think about the concept of `average`?

Effective Instruction Research Brief discusses teaching for the development of skill and conceptual understanding of Number.

This research brief focuses on these three themes and describes how the teaching of arithmetic might be adapted to encourage the development of algebraic thinking within elementary- and middle-school-aged children.

This Research Brief focuses on linking research and practice for involving Latino and Latina parents in their children's mathematics education.

The Research Brief discusses research on students' understanding of ratio and proportion developing through conceptual understanding.

This NCTM Research Clip and Brief outlines the impact of mathematics coaching on teachers and students.

Five key strategies for implementing effective formative assessment.

Benefits of Discussion Research Brief outlines what research says on this subject.

A concise discussion of implementing problem solving in the mathematics classroom.

In this Research Brief the authors discuss using formative assessment tasks to give both teachers and students constructive feedback.

Strategies for Discussion Research Brief addresses some strategies for facilitating productive classroom discussions.

In this two-part Research Brief the question of how teachers and schools can effectively use relevant data is explored.

In this Research Brief authors discuss what research says about homework.

Current mathematics education research is used to frame equity-based teaching practices through three lenses useful for building one's teaching: *reflecting*, *noticing*, and *engaging* *in community* .

This Research Brief characterizes common learning difficulties in mathematics.

Discover which curriculum is most effective in producing gains in students' learning.

Homework has a controversial recent past in the U.S. In a concise Research Brief, the author outlines current homework practices and effects beyond achievement.

Improve your classroom practice through applying relevant research to your teaching.

Learn about how students use two languages when learning and reasoning about mathematics.

Recent research in algebra teaching and learning has included a focus on the solving of word problems and the activity of conjecturing and proving.