Square Wheel

[From PleaseReinventTheWheel]

"What about those who keep re-inventing the SquareWheel?"

"Hey, maybe they're driving on sawtooth roadways..."

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Or maybe an inverted catenary road:

• http://www.studyworksonline.com/cda/content/article/0,1034,EXP1178_NAV2-95_SAR1180,00.html = on a bicycle (real photo!)
• http://www.studyworksonline.com/cda/content/worksheet/0,1036,EXP1178_NAV2-95_SWK1166,00.html = puzzle / illustration
• http://home.att.net/~mathtrek/muse0299.htm -- theory and illustration
• http://www.exploratorium.edu/exhibit_services/exhibits/s/squarewheels.html & http://www1.ics.uci.edu/~eppstein/pix/action/sv-ex-sw.html & http://www.exploratorium.edu/xref/exhibits/square_wheel.html = 10 inch science center exibit
• http://www.mapleapps.com/categories/education/university/html/sqwheel.html = mathematics

In music:

• Laura Darling: http://www.lauradarling.com/Page4.htm -- "Our love's turning on a square wheel" ... "Baby we're turning on a square wheel" ...

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http://img.engadget.com/common/images/3060000000056838.JPG a "square wheel car" http://engadget.com/entry/1234000647071099/ http://globalcomposites.net/