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MATH TOOLS NEWSLETTER - February 26, 2013 - No. 117

***T^3 INTERNATIONAL CONFERENCE
http://mathforum.org/workshops/t3/philly/
Philadelphia, March 8-10, 2013

Visit with us in the Exhibit Hallway at Booth No. 5:
 10:00 to 6:00, Friday, March 8, 2013
 8:00 to 5:30, Saturday, March 9, 2013

Attend our presentations:
 Saturday, 9:45 AM - 10:45 AM
 Session 271
 Match the Graph (Now in Living Color)

 Saturday, 11:00 AM - 12:00 PM
 Session 322
 Rich Tasks for the TI-Nspire

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***FEATURED SUPPORT MATERIAL
Support Material: Printable Graph Paper
http://mathforum.org/mathtools/support/194792/
Luis Perez
Print log, isometric, polar, or 5mm grid graph paper
in these sizes: letter, legal, 11x17, poster, and 
movie poster.

***FEATURED TOOL
Tool: Integer Bars
http://mathforum.org/mathtools/tool/196074/
Jacobo Bulaevsky
Compare, rotate, and combine Integer Bars, which come
in different colors and lengths -- from 1 unit to
10 units.

NOTE: Jill Britton discovered that a zipped version of 
this applet by Jacobo Bulaevsky had been stored on-line 
in 2006. She was able to download it using web archive, 
reconstruct it, and now provides access through her 
College's server.

***FEATURED ACTIVITY
Activity: Short vs. Tall Activity
http://mathforum.org/mathtools/activity/715/
Varnelle Moore
Students compare the attributes of integer bars using 
the Integer Bar applet by Jacobo Bulaevsky.

***FEATURED LESSON PLAN
Lesson Plan: Building Houses
http://mathforum.org/mathtools/lesson/711/
Varnelle Moore
Students count, order, and compare the different sizes 
of integer bars as they make house designs.

***FEATURED TOOL
Tool: CurvFit
http://mathforum.org/mathtools/tool/195867/
Optimal Designs Enterprise
CurvFit is a curve fitting program for Windows. Fit 
your data with Sine, Exponential, Power, or -- for 
the multiple peaks and valleys often found in real 
data -- Lorentzian series.

***FEATURED TOOL
Tool: Math Water Table
http://mathforum.org/mathtools/tool/195790/
Maurici Carbo
Math Water Table is an online liquid simulator that
models the flow of water through triangular and
rectangular shapes.

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      The Math Forum @ Drexel -- 26 February 2013