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Tangram Puzzles
When I was a beginning K-5 teacher in the 1970’s, my father-in-law introduced me to pentominoes. It was clear to me that there had to be some way to incorporate those in my teaching. It wasn’t long...
View ArticleCan Bots Teach Math?
For many years, Dan Meyer has been challenging Sal Khan’s attempts to improve math education through technological innovation. In the latest episode of this ongoing saga, Dan concedes that bots may be...
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Working with Pentominoes
This is an update of a post from 2013, when Didax published my book Working with Pentominoes. You can still buy the book. It is geared to grades 4-8, though I used some of the content in high school....
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There Is No One Way!
This is the cover of my upcoming book about math pedagogy. Art teacher / artist Briana Loewinsohn created the image, based on this photo I came across ages ago: “There is no one way” has long been the...
View ArticlePreorder!
You can now preorder my new book, There Is No One Way to Teach Math (co-authored with Robin Pemantle). I wrote about it in my previous post, where I forgot to mention that I link to many resources...
View ArticleProof in High School
Proof in Geometry Many years ago, when I was still teaching high school, I added a Teaching Proof page to my website, which included a bit of philosophizing and links to the relevant parts of the site....
View ArticleMaking Struggle Productive
At the start of the opening chapter of our new book (There Is No One Way to Teach Math), Robin Pemantle and I argue that teachers should learn to embrace contraries. The idea is that instead of...
View ArticleAsilomar Report 2024
I hadn’t planned on attending the Asilomar conference this year, as both my proposed presentations had been rejected. However I was on the waiting list, and was invited at the last minute, presumably...
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Function Diagrams
On BlueSky, Bryan Meyer asks: Henri, in your experience, what are the pros and cons of using function diagrams with kids (in addition to the more standard Cartesian representation)? My BlueSky reply:...
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Making Connections
It is not uncommon for would-be curriculum reformers to decry the fact that our schools are organized in different disciplines, and thus different departments. This affects not only curriculum, but...
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