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Anderson Norton, Jesse L. M. Wilkins, Michael A. Evans, Kirby Deater-Deckard, Osman Balci, and Mido Chang

Explore a new app that allows students to develop a more sophisticated understanding of fractions.

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Kevin Phillippi

This department showcases students' in-depth thinking and work on previously published problems. The August 2012 problem scenario leverages back-to-school shopping advertisements for this real-life scenario about making purchases using discount coupons. To access the full-size activity sheet, go to http://www.nctm.org/tcm, Back Issues.

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Terri L. Kurz and Barbara Bartholomew

To support mathematical investigations, use this framework to guide students in constructing art-based and technology-based literature.

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S. Asli Özgün-Koca and Thomas G. Edwards

A box plot activity is driven by a TI-Nspire calculator.

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Target Zombies with Plants and Math

a good idea in a small package

Terri L. Kurz

Plants vs. Zombies, a popular electronic game, is used to explore mathematics.

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Jerra Wood

A flight simulator presents a new STEM slant on students' knowledge of linear equations.

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Sharie R. Kranz, Carlo A. Amato, and Eric A. Freudenthal

Teachers using these graphing tasks experienced engagement in understanding the need for the coordinate system.

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Kasi C. Allen

A compelling contest motivates students and makes mathematics and STEM relevant.

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Rick A. Hudson

Innovative, technology-enhanced tasks can help students construct robust understandings of the mean.

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Pamela Edwards Johnson, Melissa Campet, Kelsey Gaber, and Emma Zuidema

Three preservice teachers used virtual manipulatives during clinical interviews with students of elementary school age. The technology exposed students' problem-solving strategies and mathematical understanding, promoting just-in-time teaching about the target content. The process of completing and reflecting on the interviews contributed to growth of the preservice teachers' technological pedagogical content knowledge.