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MATH TOOLS NEWSLETTER - DECEMBER 3, 2005 - No. 34

After two and a half years, over nine thousand of you have
joined the Math Tools community, contributing just as many
resources and discussion messages along the way. Thank you
for everything that you bring to our work!

As you browse the catalog, please take a moment to rate,
possibly comment on, or review a resource -- or start a
new discussion!

***FEATURED TOOL
Tool: Multichamp
Paul Koning
http://mathforum.org/mathtools/tool/21037/
An online game to practice multiplication and division.

***FEATURED TOOL
Tool: Problem Solving with Circles
SAT Math Pro
http://mathforum.org/mathtools/tool/21162/
High school level word problems, comparable to those found
on SAT exams, related to circle geometry. Upon submitting
opportunity to view a step-by-step video solution.

***FEATURED TOOL
Tool: Fraction Sorter
Shodor: Project Interactivate
http://mathforum.org/mathtools/tool/21938/
Graphically cut squares or circles into parts representing
a fraction's denominator, then color in the correct portions
to represent the numerator. Then order these fractions from
least to greatest.

***FEATURED TOOL
Tool: Problem Solving in Coordinate Geometry
SAT Math Pro
http://mathforum.org/mathtools/tool/21167/
Users solve problems related to concepts in coordinate
geometry such as slope, y-intercepts, and linear equations.

***FEATURED TOOL (Spanish version of Factorize)
Tool: Factorizar
Shodor: Project Interactivate, with translation by Eduteka
http://mathforum.org/mathtools/tool/21718/
Aprenda sobre factores construyendo arreglos rectangulares

***FEATURED DISCUSSION
Functions as objects?
Susan asks, "I was wondering if there is a way to plot a
function in Sketchpad, and then have it behave as an object."

***FEATURED DISCUSSION
aterner explains, "I want to 'build' a Pythagorean Tree
from scratch. I know that it will involve some iteration,
but I can't get that command to be active. Does anyone have
a lesson (including steps) to create the Pythagorean Tree?"

***FEATURED STORY
Story: 2D/3D Function Plotter
Jeff LeMieux
http://mathforum.org/mathtools/story/13087/
Middle school teacher Jeff LeMieux writes about how he
uses the JavaScript page of Patrick Dostert's 2D/3D Function
Plotter with his students.

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