Of all the
conic section construction techniques, my favorite is undoubtedly the approach that requires nothing more than a paper circle. Here's what to do: Draw or print a circle and its center, point
A, on a sheet of paper. Cut out the circle. Mark a random point
B anywhere on the circle. Then, fold …
Continue Reading ›› 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 company. This time I just hope to survive the end of the world. 🙂 Before …
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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 … Continue Reading ››
The other week Dan Meyer sent out this tweet. While we appreciate the compliment (and the resulting increase in traffic), it's the first part of that sentence …
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