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Algebra

AlgebraGeneral InterestProblem SolvingVideos

An Oldie Revisited: The Border Problem

Here's one of my favorite oldies. (No, not the photo—the border problem.) I was so pleased to see this math investigation included in Jo Boaler’s latest paper. This blog post presents a detailed lesson plan for using the border problem with students and also includes a five-minute video clip to give you a sense of how the instruction went with one class.
April 19, 2016