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Enhancing Students' Written Mathematical Arguments

Jerilynn Lepak

Writing in mathematics is complex. To swim in the deep end of mathematical understanding, a peer-review activity helps students support a claim and communicate it clearly while keeping the audience in mind.

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Linking Oral and Written Arguments

Jerilynn Lepak and Taren Going

Teaching transparently about the process and goals can support students as they make and support mathematical claims.

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Designing Scaffolds for Students' Written Arguments

Jerilynn Lepak and Taren Going

In an eighth-grade classroom, the authors used the Connected Math Project curriculum and three essential components of an argument implied by Driscoll (1999) to adapt mathematical tasks to elicit written arguments that go beyond recounting steps.

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Informing Practice: Examples as Tools for Constructing Justifications

research matters for teachers

Kristen N. Bieda and Jerilynn Lepak

Research explores how to help students build from, instead of building with, examples when justifying mathematical ideas.