Resumen

GARCIA ORTEGA, Héctor et al. 1 'moloch' de pulseras: Cantidad de sustancia, una estrategia didáctica para enseñar este concepto en secundaria. Educ. quím [online]. 2008, vol.19, n.1, pp.66-70. ISSN 0187-893X.

This work is related with the concept 'amount of substance' and we introduce the development of a didactic strategy to teach this topic. We have carefully facilitated that the contents and their amplitude contribute to the understanding of the concept 'amount of substance' in the secondary level.

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