Collected and revised by Sol E. Sigurdson & Edited by Alton T Olson
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Unit II: Surface Area and Volume
Collected and revised by Sol E. Sigurdson & Edited by Alton T Olson
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Unit IV: Ratios and Rates
Collected and revised by Sol E. Sigurdson & Edited by Alton T Olson
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Unit IV: Ratios and Rates
Collected and revised by Sol E. Sigurdson & Edited by Alton T Olson
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Unit V: Percent
Collected and revised by Sol E. Sigurdson & Edited by Alton T Olson
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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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Two Simple (and Not So Simple) Probability Activities
A. Craig Loewen