Art’s Attic- R.I.P. Le Grand K

By Art Johnson November 16 was the last day for ‘Le Grand K’. Le Grand K is a platinum cylinder that was the official weight of a kilogram. Since 1875 Le Grand K has been housed in nested vacuum-sealed jars in the Pavilion de Berteuil in Sevres, a suburb of Paris to keep it safe …

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Kaplinsky and Beyond!

By Rob Lukasiak, NHTM President I am a big fan of Robert Kaplinsky. Some of you may know him from his excellent “open middle” problems. If not, then you should check out http://www.openmiddle.com/. Or, you might be familiar with his connection to the “Observe Me” movement. Learn more at https://robertkaplinsky.com/observeme/. The basic idea behind “Observe …

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NHTM’s Regional Structure

By Annie Wallace, NHTM Regional Coordinator NHTM has a regional structure to help in creating and offering PD targeted to the interests of those in each region. We are currently looking to strengthen this regional structure, allowing these local gatherings to make it possible for mathematics teachers in our state to network more frequently while growing …

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47th Annual NH State High School Mathematics Contest

NHTM and the Plymouth State University Mathematics Department will host the 47th Annual NH State High School Mathematics Contest next week on Tuesday, March 12th. Thanks to PSU for providing the space at no cost for this event. Forty-five teams will compete this year and you can follow the scores on Tuesday by visiting the …

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Jo Boaler Releases Mindset Mathematics Grade 6

Attention all 6th Grade Mathematics teachers. Jo Boaler released her Mindset Mathematics Grade 6 Visualizing and Investigating Big Ideas book on January 17, 2019. Her book takes the teachings of her Mathematical Mindsets book and focuses on the big ideas from the 6th grade mathematics curriculum by presenting them through interesting and authentic problem-solving activities. …

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Art’s Attic- Muslim Mathematics

By Art Johnson I have discussed several individual Muslim mathematicians in past columns and referred to the critical role the Muslims played in keeping Greek mathematics alive and even advancing some of the Greek concepts. I thought it might be beneficial to cite all the advances made by Muslim mathematicians that have generally been credited …

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News from NCTM

By Terri Magnus Consider attending a National or Regional NCTM (National Council of Teachers of Mathematics) conference! You’ll learn valuable skills, collect resources for your classroom, rethink your perspective, build new networks, explore the exhibits, and be energized. It’s an amazing experience! NCTM Annual Meeting and Exposition, April 3-6, 2019, San Diego, CA NCTM Fall …

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