“The Secret Lives of Numbers,” by Kate Kitagawa and Timothy Revell, highlights overlooked contributions to the field by ancient thinkers, non-Westerners and women. By Alec Wilkinson Alec Wilkinson is ...
PETERSBURG, Mich. — Leigh Ozuk walked around her first grade classroom noticing the ways her students divided up six blocks. Then, students were grouped into categories based how each one divided the ...
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