Estequiometría y ley de conservación de la masa: una relación a analizar desde la perspectiva de los lenguajes químicos

vol.21 issue1

Chemistry teaching in a STS perspective: advances and obstacles experienced by teachers in the elaboration of their own instructional materials

Obstacles for the learning of the model of evolution by natural selection in students of secondary school in Argentina

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Ciência & Educação

Print version ISSN 1516-7313

Ciência educ. vol.21 no.1 Bauru Jan/Mar. 2015

https://doi.org/10.1590/1516-731320150010006