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Ruth N. Urbina-Lilback

Two instructional principles–being open to students' input and building on misconceptions–can open the door for mathematics learning in community college.

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Kasi C. Allen

Students today come to first-year algebra with considerable prior experience and a wide range of skills. Teachers need to modify their instructional strategies accordingly.

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Eric L. McDowell

Enhance students' number sense and illustrate some surprising properties of this alternative operation.

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Readers comment on published articles or offer their own ideas.

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Samuel Otten and Andrew Otten

Students make strategic choices–and justify them–to solve a system of two linear equations.

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Victor Mateas

Economics can be an avenue for teaching such algebra concepts as graphing curves, writing linear equations, solving systems of equations, and shifting graphs.

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Marla A. Sole

This article aims to encourage teachers to embed open-ended problems into their teaching repertoire by linking the strong support found in the research literature for these types of questions with concrete recommendations for pedagogical practice.

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Mark Pinkerton and Kathryn G. Shafer

An action research study focuses on the teaching strategies used to facilitate Problems of the Week.

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Darla R. Berks and Amber N. Vlasnik

Two teachers discuss the planning and observed results of an introductory problem to help students nail a conceptual approach to solving systems of equations.

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Patrick Kimani and Nicole Engelke

In a new approach, rate problems—the bane of students—can connect to higher-level concepts.