


18 June 2001 Vol. 6, No. 25
THE MATH FORUM INTERNET NEWS
Women & Geometry: An Archive of American Patchwork Quilt Designs
Theorem of the Month | Varnelle's Primary Math - Fractions
WOMEN & GEOMETRY: AN ARCHIVE OF AMERICAN PATCHWORK QUILT DESIGNS
Sarah L. Whitworth
http://womensearlyart.net/quilts/
American patchwork quilt designs are archived
alphabetically. Each patchwork illustration consists of a
series of animated line drawings, along with a colorized
version of the block.
Instructions are available for saving the illustrations of
patterns:
http://womensearlyart.net/quilts/info.html
In addition to listing books about American quilt design,
the site links to pattern templates for quilt-making, and
to other geometric designs:
http://womensearlyart.net/quilts/books.html
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THEOREM OF THE MONTH - Dept. of Pure Mathematics
University of Sheffield, United Kingdom
http://www.shef.ac.uk/~puremath/theorems/
A monthly discussion and illustration of a well-known theorem.
The archive of past theorems includes:
- Bezout's Theorem
- Cantor's Diagonal Argument
- Fermat's Last Theorem
- Godel's Theorem
- Lagrange's Four-Square Theorem
- Pythagoras Animated
- Pythagorean Triples and the Congruent Number Problem
- The Classification of Finite Simple Groups
- The Four Colour Theorem
- The Prime Number Theorem
- The Tactical Voting Theorem
- The Arithmetic-Geometric Mean Inequality
- The Date of Easter
- The Fundamental Theorem of Algebra
- The Solution of Cubics and Quartics
http://www.shef.ac.uk/~puremath/theorems/all.html
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VARNELLE'S PRIMARY MATH - INTRODUCTION TO FRACTIONS
http://mathforum.org/varnelle/knum.html
A unit by Varnelle Moore, designed to guide young
children (K-2) through an introduction to fractions:
- equal parts
- divide and shade
- parts to whole
- writing fractions
Each lesson includes an interactive, manipulative-based
project, an activity incorporating technology, paper/pencil
practice, and literature connections.
Helpful links and teacher support extension ideas are also
provided:
http://mathforum.org/varnelle/knum5.html
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