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In This Issue
Drawing a Crop Circle
Mr. Beneli's Website
Build It Bigger
Free Online
Opportunities
For teachers of students in grades 3-5:
Tools for Building Math Concepts
For teachers of students in grades 5-9:
Using Technology and Problem Solving to Build Algebraic Reasoning
For all students:
tPoWs
For students in grades 9-10:
the MathMentor
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Drawing a Crop Circle
http://centros.edu.xunta.es/iesramoncabanillas/origcrop/principal.htm
To draw a crop circle, the high school students at IES Ramon Cabanillas (Cambados, Pontevedra, Spain) calculated ellipses and discovered the pentagram's relation to the golden mean.
Sections of their website are:
- All designs
- The winning design
- Previous practice
- T-shirt
- Who makes crop circles?
- Original design on the field
- Calculations
Spanish and Galician versions are also available.
Mr. Beneli's Website
http://edweb.tusd.k12.az.us/ibeneli/flash.html
Mr. Beneli offers a variety of Flash activities developed for his algebra students.
- Modeling Addition
- Integers
- Fractions
- Comparing Fractions
- Percents
- The Real Number Line
- Plotting Points
- Slope
- Linear Equations in Slope-Intercept Form
- Linear Inequalities
- The Slope Game
- Linear Equations and Their Graphs: Quiz Game
- Function Machine
- Probability
- Triangle
- Absolute Value
- Absolute Value Puzzle (easy) (difficult)
- Mastermind
Build It Bigger
http://www.discovery.com/builditbigger/
Build It Bigger is a new television program on the Discovery Channel this season. Even if you are not viewing the program you might find the "Project Pages" interesting. They list numerical data on:
- USS Donald Cook
- Fenway Park
- Coaster
- Shanghai World Financial Center
- M1 Abrams Tank
- The City of Culture
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