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Clayton M. Edwards, Rebecca R. Robichaux-Davis, and Brian E. Townsend

Three inquiry-based tasks highlight the planning, classroom discourse, positive results, and growth in one class's journey.

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Stephen Phelps

Edited by Anna F. DeJarnette

A monthly set of problems targets a variety of ability levels.

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Jo Boaler

Engage your learners through tasks proven to significantly promote reasoning and problem solving, which touch on many of the Mathematics Teaching Practices in Principles to Actions: Ensuring Mathematical Success for All. These tasks are discussed in this article, another installment in the series.

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Edited by Brian Bowen

Do you recall the formula for the surface area of a cylinder? How about the surface area of a cone? Did you find one of these formulas more difficult to recall than the other? I have observed a difference in our students' understanding of these two formulas, and this has motivated me to think about a more conceptually based approach to learning geometric formulas.

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Stephen Phelps

Edited by Anna F. DeJarnette

A monthly set of problems is aimed at a variety of ability levels.

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Isaac Frank

A critique of FOIL provides an alternate method of multiplying polynomials.

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Brandy Crowley and Tracy Harper

What is the most exciting day of the school year? Field trip day! Organizing a smooth field trip requires mathematical thinking. After solving these problems, have students create math questions about their own field-trip experiences.