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The Post-it Holds the Mystery Number
There’s no denying the power of the Post-it. Many brilliant minds within the #MTBoS have harnessed its’ power to help students make sense of mathematics and this week was no different. Only this time...
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Geometric Subitizing: A Different Kind of Number Talk
Download the Resource These Geometric Subitizing Cards have been in beta the past two years. Geometric Subitizing Cards I asked our buddy Joe Schwartz to take them for a test drive last spring...
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