Saberes matemáticos na coleção de livros didáticos

Abstract

The present study had as objective to identify in the Cecy Lamb Thofehrn’s Playing with Numbers Collection the mathematical knowledge and pedagogical ideology of the Progressive Education. The Collection of schoolbooks Playing with Numbers is destined for Primary Education and it contains 4 copies, one for each school year. The investigation proposal of the research has qualitative character and historical nature, objectified through documentary analysis with a look at the schoolbooks destined to primary education. Cecy Cordeiro Thofehrn, gaucha, primary school teacher in Rio Grande do Sul, was the author of collections of schoolbooks and a member of the Center of Research and Educational Guidance (CPOE). According to the documents found, we noticed that the author always sought professional improvement, taking courses in Brazil and abroad. We identified a relation between the methodological proposal and mathematical contents of the collection with the stipulated in the Experimental Program of Mathematics for Primary Education published in the Journal of Teaching. The contents of Arithmetic prevail in the text, but Geometry is also present as well as the Systems of Measurements. Beyond that, there are indications of the Progressive Education movement in the analyzed collection.