George Cathcart
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Vauxhall Teachers Try Different Ideas
Bill Skelly & Byron Skretting
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Vectors and Art
Emil Dukovac
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ldeas
Prepared by Marilyn Hall Jacobson and M. Bernadine Tabler
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Problem Corner
edited by William J. Bruce and Roy Sinclair
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Spirolaterals
Richard Brannan and Scott McFadden
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ldeas
Prepared by George W. Bright
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Similar Triangles With a New Slant
J. W. Roberts
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Once In a Lifetime?
William J. Bruce
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Pursuing Per Cent Problems
Bonnie H. Litwiller and David R. Duncan