Programa de Pos-Graduacaoem EducacaoemCien cias e Matematica-PUCRS;
Porto Alegre (RS);
Brazil;
Basic Education Direction ofAelbra;
Canoas (RS);
Brazil;
Colegio Ulbra Sao Mateus;
Cachoeirinha (RS);
Brazil;
Basic Education Direction of Aelbra;
Canoas (RS);
Brazil;