This is my third post in the series 'What's Up with The Rectangle?'. In the first post, I talked about the grid/area model as a model for arranging and understanding information. In the second post,
Continue readingThis is the second post in the series on "What's Up With The Rectangle?" I started this post series because I was asked about it in the Facebook Group. One blog post is not enough - this blog post
Continue readingA discussion arose in the Facebook group about "why the rectangle". Mortensen Math, Math-U-See and even Gattegno use the rectangle for teaching math concepts. Why? What is so special about the rectangle
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