[Sur] Calculadoras Incas
Fernando Da Rosa
fedaro en adinet.com.uy
Sab Feb 4 13:19:46 EST 2012
In this PDF document you can find an interesting article about the yupana
system and its use in teaching.
http://cursa.ihmc.us/rid=1J2NH8QTM-2912G6-PZ5/yupana_como_herramienta_pedagogica.pdf
Saludos
Fernando
> Does anyone know how it actually works? I was investigating this when
> I was developing Visual Match (Dimensions) and Abacus, but everywhere
> I searched I could not find an explanation.
>
> >
> > Saludos!
> >
> > Alan
> >
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> --
> Walter Bender
> Sugar Labs
> http://www.sugarlabs.org
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--
Fernando da Rosa
fernando.darosa en gmail.com
http://www.fedaro.info
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