Tag Archives: Dynamic Geometry

Taking Ownership of Mathematical Ideas

Posted on March 21, 2013 by Daniel Scher
http://www.youtube.com/watch?v=us2RPA1QehQ&w=420&h=315]

Of the many reasons that I chose to major in mathematics, perhaps the most compelling to me was this: Mathematics is beautiful. Yes, mathematics could be practical, but it was the sheer beauty of its proofs that left me awestruck. … Continue reading →

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Teachers—Walk a Mile in their Classroom

Posted on February 4, 2013 by Karen Greenhaus

I was lucky enough this past week to visit some classrooms and see teachers using Sketchpad in various ways. It’s been seven years since I was in the classroom myself, so for me it was like coming home. It brought … Continue reading →

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Sketchpad––Yes, It Can!

Posted on December 11, 2012 by Karen Greenhaus

Last week I ended my fall math conference touring schedule.  It’s been a fun-filled road trip—in the span of two months I’ve been to all three NCTM regionals in Dallas, TX, Hartford, CT, and Chicago, IL, not to mention AMTNYS … Continue reading →

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“Figuring It Out” Is Where the Learning Happens

Posted on September 24, 2012 by Karen Greenhaus

I often get asked the question when doing webinars, workshops, or professional development training, “is there a quick way to do that” with Sketchpad, TinkerPlots or Fathom? For example, last week we had a webinar on functions, and the question … Continue reading →

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Creating Origami Whirlpool Designs with Sketchpad

Posted on August 28, 2012 by Daniel Scher
http://www.youtube.com/watch?v=9mmlKbGNXhM&w=480&h=360]

Tomoko Fuse is a Japanese origami artist whose designs are highly geometric. A Google search for her origami models reveals a plethora of boxes and intricate three-dimensional structures, many of which are folded from multiple sheets of paper and then … Continue reading →

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How Low Can You Go?

Posted on August 24, 2012 by Elizabeth DeCarli

I heard a great radio interview on NPR this week with Tim Storms, who holds the Guinness Book of Records for the lowest note sung by a human. He sang a few low notes for the interview—so low that my … Continue reading →

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The Geometer’s Sketchpad and Sketch Exchange: What’s New?

Posted on August 2, 2012 by Elizabeth DeCarli

Hey Sketchpad users—there’s a new version of Sketchpad available! It’s Sketchpad version 5.05, a free upgrade for Sketchpad 5 users. For you early adopters, Sketchpad 5.05 is fully compatible with Mountain Lion and will also be compatible with Windows 8 … Continue reading →

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ICME: A Sensory-Motor Experience of Korea

Posted on July 20, 2012 by Scott Steketee

I had the immense good fortune this year to attend ICME, the International Congress on Mathematical Education. The Congress is held every year divisible by 4, and this iteration (the twelfth) was held in Seoul, Korea. It is quite something … Continue reading →

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Functions Come Alive in a Precalculus Classroom

Posted on July 3, 2012 by Josephine Noah

Ken Gordon has written our first in a series of guest blog posts from people working with Key Curriculum products in schools. Ken teaches Precalculus and Calculus in an accelerated program at Sisler High School in Winnipeg, Manitoba, Canada. He has … Continue reading →

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Students WANT to Learn Math

Posted on May 23, 2012 by Karen Greenhaus

I had the honor of being part of the annual Super Saturday STEM Expo in New York City last Saturday at the Harlem Armory in Harlem, NY.  This event was presented by School Community District 5, Abyssinian Development Corporation, and Morningside … Continue reading →

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