What is this machine for?
Begin with the starter presentation slides to spark students' curiosity about the purpose of the machine. Then, engage them in the main activ...
We have 2 activities to support this silly, but awesome holiday -- National Donut Day (June 5th) :
How much have donuts changed?
Students become fam...
How much do we spend on Mother's Day - Use the Mother's Day event to engage your students in approximating, reasoning, and investigating as students estimate how mu...
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It's a gorgeous ball, covered with Waterford Crystal triangles, shaped as a geodesic icosahedron. Every New Year's Eve it descends in Times Square to ...
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Students are introduced to some esoteric number categories as they check out the various descriptors of this year's date. What's a Harshad number? What's a...