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A community library of technology tools, lessons, activities, and support materials for teaching and learning mathematics.

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Visit with the Math Forum in Maryland, California, and Saskatchewan
Maryland Council of Teachers of Mathematics (MCTM) – Find Tracey Perzan and Richard Tchen at the MCTM Annual Conference being held at Northeast High School in Pasadena, Maryland, on October 22. You'll find them in the exhibit hall talking and demoing the Problems of the Week. Stop by and say hello—and don't forget to ask for your purple pen!

California Mathematics Council - South (CMC-South) – Look for Annie Fetter and Suzanne Alejandre at the NCTM booth at CMC-South, November 4– 5, in Palm Springs, California. Annie is a featured speaker, presenting on Friday and Saturday. In addition, Suzanne and Annie are facilitating the Ignite session scheduled for early Friday evening.

Saskatchewan Mathematics Teachers' Society Conference – Look for keynote speaker Max Ray-Riek at the Saskatchewan Mathematics Teachers' Society conference, November 4– 5, in Saskatoon, Saskatchewan, Canada.

Math Forum Show Special
Will you be attending the NCTM Regional Conference in Phoenix or Philadelphia? Or maybe you'll be attending the MCTM conference in Maryland, CMC-South in California, or Innov8 in St. Louis? We would love to meet you and talk about your work. Bonus: 20% off for NCTM members at these conferences on Problems of the Week class, school, or district memberships, or on our online PD courses.

New Featured Resources at NCTM
NCTM is excited to offer a featured resource in your grade band this month to help make the most of your NCTM membership. This is the first step in what we hope will be a community effort to build a Classroom Resource Collaboration Center. We'll keep members informed and involved through Summing Up, conferences, and social media. Check out the #NCTM_CRCC hashtag on Twitter to be part of designing the space and contributing resources.

What's Hot?

[September 7] Completing the Square: henrip recommends, "See for a possibly more effective version of this."

[August 3] Farewell, Seymour Papert: Maurici says Farewell, Seymour Papert: (February 29, 1928 – July 31, 2016) and shares links to celebrate Papert's life and work.

[July 28] Triangle Congruence ARC at NCTM: Suzanne explains, "One of the new ARCs (Activities with Rigor and Coherence) that NCTM offers under the Classroom Resources tab on their site, refers teachers to the Congruence Theorems tool."

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Tool: Proper Fractions
by Maurici Carbó

Tool: Sumaze! 2
by MEI and Sigma Network

Tool: Creating, Describing, and Analyzing Patterns
by NCTM Illuminations