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 > > > > _______________________________________________ > > Lista olpc-Sur > > [email protected] > > http://lists.laptop.org/listinfo/olpc-sur > > > > > > -- > Walter Bender > Sugar Labs > http://www.sugarlabs.org > _______________________________________________ > Lista olpc-Sur > [email protected] > http://lists.laptop.org/listinfo/olpc-sur > -- Fernando da Rosa [email protected] http://www.fedaro.info
_______________________________________________ Lista olpc-Sur [email protected] http://lists.laptop.org/listinfo/olpc-sur
