Portraying real-world situations, students rank possible outcomes and analyze strategies in variations of an iconic problem.

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    • Supplemental Materials (PDF 100 KB)

Contributor Notes

DOUG J. SHAW, doug@dougshaw.com, is a professor of mathematics at the University of Northern Iowa in Cedar Falls. He is passionate about presenting unsolved problems to K-12 audiences of mathematics teachers.

CATHERINE M. MILLER, millerc@uni.edu, is an associate professor of mathematics education at the University of Northern Iowa; her research interests include preparing teacher candidates so that they embody the equity principle in their future classrooms.

(Corresponding author is Shaw doug@dougshaw.com)
(Corresponding author is Miller millerc@uni.edu)
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