Tag Archives: Modeling

Taking Ownership of Mathematical Ideas

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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Exponential Harmony with Sketchpad

Last week was the fourth session of my spring Advanced Secondary Math Methods class at the University of Pennsylvania. Each year I assign a semester project in which groups of three students use lesson-study techniques—on a small scale—to create, test, … Continue reading

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Teachers—Walk a Mile in their Classroom

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!

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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Understanding Proportional Relationships with the Proximity Data Game

In the Fall as Middle School and Algebra 1 teachers look for activities to develop students’ understandings of proportional relationships, they may turn to measuring scale diagrams or using springs. One of KCP Technologies’ new online Data Games called Proximity … Continue reading

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Edtech Tools are NOT Just for Students

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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Monopoly Math

Scan the headlines and you’ll see a stream of stories about educational technology: 1 to 1 iPads, teacher blogs, the flipped classroom… the electronic beat goes on. I’m not pining for the silky feel of chalk on my fingertips, but … Continue reading

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Cross-Curricular Teaching of Data and Probability

We here at Key really love our TinkerPlots software. And we’re always talking about the power of using it cross-curricularly—using data to enhance understanding of, say, science or social science topics, as well as using these contexts to motivate the … Continue reading

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How Low Can You Go?

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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Data Visualization in the Age of HTML5

http://www.youtube.com/watch?v=yKY6QW8YIB8&feature=player_embedded”

My partner and I spend a fair amount of time talking about data visualization. He’s a computer programmer who works on websites that gather and display large amounts of data related to energy production and consumption. This data can be … Continue reading

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