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Ballestero Jorge

Costa Rica

Publications

Revista


July 10, 2014

Aulas en red 2013.


May 10, 2013

PROYECTO FOTOVOLTAICO


October 26, 2012

Cocina Solar


October 18, 2012

Experimentos


October 18, 2012

Herramientas online


October 4, 2012

carta


September 21, 2012

documento


September 21, 2012

Aulas hermanas 2012


August 23, 2012