Tag Archives: Videos

Polar Graphing

Posted on May 1, 2013 by Scott Steketee
http://www.youtube.com/watch?v=X6rBrby7aic&w=640&h=456]

After writing yesterday’s post on the connections between polar and Cartesian graphs, I realized that I hadn’t said anything about how easy it is to start from scratch and create a polar graph in Sketchpad, so I decided to write … Continue reading →

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Cartesian and Polar Graphs

Posted on April 30, 2013 by Scott Steketee
http://www.youtube.com/watch?v=aqvksICv99E&w=640&h=360]

The May 2013 Mathematics Teacher has an excellent article by Jonathan F. Lawes (“Graphing Polar Curves”) on the value of plotting the same function in both polar and rectangular coordinates. Doing so not only helps students understand how polar coordinates … Continue reading →

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Math Ignite Talks—Giving Teachers a Voice

Posted on April 11, 2013 by Andres Marti
www.youtube.com/watch?v=RQ2HquohW2I”

Time sure flies when you’re busy… not sure how we got to April already! Next week, we’ll be at NCSM and NCTM in Denver, presenting in workshops, demonstrating our software in the McGraw-Hill Education booth, and organizing yet another fast, … Continue reading →

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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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A Swan Song for Sweet Karen Coe

Posted on December 19, 2012 by Andres Marti

Today I leave for my first proper vacation in a year and a half. Last time I took such a vacation, Key sold its high school textbooks to Kendall Hunt and transformed from a publishing company to a educational technology … 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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Edtech Tools are NOT Just for Students

Posted on November 16, 2012 by Karen Greenhaus

I wanted to share a couple experiences I had in the last two weeks that have reminded me that even adults can benefit from dynamic mathematics software that we typically only associate with students learning math. My experiences relate to … Continue reading →

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Differentiating with Dynamic Mathematics Software

Posted on July 27, 2012 by Karen Greenhaus

I was at the Conference for Advancing Mathematics Teaching (CAMT) in Houston, TX last week. I was there to present on Friday, but also there to attend some sessions, go to the exhibits, and see my friend Lisa Hall who … Continue reading →

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Breathing New Life Into Sets

Posted on July 17, 2012 by Daniel Scher
http://www.youtube.com/watch?v=f3wxr6oDz_I&w=420&h=315]

Ms. Walter, my junior high math teacher, sure knew how to get my attention on the first day of class. She told us we would be studying all about sex. Well no, let me restate:  She said we’d learn about … Continue reading →

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California Dreaming: Reflections on the ISTE Conference

Posted on June 29, 2012 by Andres Marti

If you’re the kind of teacher I was, you may never have heard of ISTE—the International Society for Technology in Education. I’d never heard of them either. Every year, ISTE puts on a very large, well-organized, and international gathering of … Continue reading →

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