Tag Archives: Paper Folding

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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A Swan Song for Sweet Karen Coe

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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Creating Origami Whirlpool Designs with Sketchpad

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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What’s up with Key? A Response to Dan Meyer

The other week Dan Meyer sent out this tweet. I’m not sure what Key Curriculum Press is anymore but they run a helluva math ed blog. blog.keypress.com — Dan Meyer (@ddmeyer) January 20, 2012 While we appreciate the compliment (and … Continue reading

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Keeping It Real… Swiss Style

Reading Elizabeth’s post—in which she thanks those teachers who left a significant residue of mathematical (and other) learning that remains long after the courses have ended—got me doing my own inventory of significant learning experiences. When I was in sixth … Continue reading

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Back to the Future: Finding Traces of the Common Core in an 1893 Textbook

I was taken aback when I saw that a theater was showing the Michael J. Fox movie, Back to the Future, in celebration of its 25th anniversary. My first thought was, “Darn, am I that old?” After taking my Gingko … Continue reading

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Real-World Mathematics: It’s Easy!

While sitting in the dentist chair yesterday, I responded to my hygienist’s question about what I did for a living. It was no surprise to hear “Oh, I hated math” as she buzzed away with the cleaning tool. This was … Continue reading

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Hello, World (of Geometry)

Do you remember your high school geometry class? I sure do—and I remember it fondly. Mr. Brooks was in his first year at my high school, and we thought he was kinda cool with his full red beard and professorial … Continue reading

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Seeing is Believing: Sketchpad, Patty Paper, and Other Strategic Tools

I am intrigued by Common Core State Standard for Mathematical Practice #5: Use appropriate tools strategically. Mathematically proficient students consider the available tools when solving a mathematical problem. These tools might include pencil and paper, concrete models, a ruler, a … Continue reading

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Classifying shapes into a hierarchy is a 5th grade standard? Really?!

As I recently worked on correlating our materials to the newly released Common Core State Standards, I was surprised to find many of the topics we commonly associate with a high school geometry course placed throughout the standards for elementary … Continue reading

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