Full Issue | Delta-K
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Moving Out of the Comfort Zone
Marie Hauk and Bryan Quinn
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Actions and Fraction Patterns
Thomas E. Kieren
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A Bunch of Squares + Some Children – Lots of Mathematics
W. George Cathcart
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Birthdays: A Rich Source of Problems
K. Allen Neufeld
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Area of Taxicab Geometry Circles
David R. Duncan and Bonnie H. Litwiller
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Hi-Tech Schools: The Path of the Paddle
J. Dale Burnett
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Two Simple (and Not So Simple) Probability Activities
A. Craig Loewen
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Cut-Throat: A Game Using Junior High School Geometry
Derek Gray and A. Craig Loewen