Same Idea or Different?
I am currently writing the teacher guide for my next book, How Did You Count? (See a couple of teaser photos at the end of this post!) A section of a chapter of that teacher guide has the heading Seek to Understand and to Be Understood. Those who know my teaching...
![Selfie. From left to right: Me, the 16 year-old, and [locally famous Radio Gal] on a sunny summer evening.](https://talkingmathwithkids.b-cdn.net/wp-content/uploads/2023/12/probability-radio-gal-1024x768.jpg)
A Very Mathy Gift List
I am obsessed with this shape toy I saw in the gift shop at the Science Museum of Minnesota last week. Seen from above in the first photo, the triangle looks like a triangle. Seen obliquely, we notice that the triangle is embossed on a half-sphere, and so the sides...
A walk around the lake
A very snowy winter is turning to a long, slow spring here in Minnesota. It is the kind of spring that makes us joyful for sunny 45° days. So I went for a long walk Sunday afternoon. Together with a meaningful percentage of the population of the city of Saint Paul,...
Rectangles, zucchinis, and kindergartners
Getting ready for the new year, I decided to look back at the history of my newsletter (which comes out about 8 times per year; you can browse the archives and subscribe at this link.) I found this post from almost three years ago, and it feels very true to thing...
