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This article presents one of the first incursions into the Semantic Field Model, proposed by Romulo Lins; whose objective was to investigate aspects related to the possibilities of development of algebraic thinking by 60 year old students of Elementary Education (that used to be in Brazil the 5th grade of 1st degree). We analyze the production of meanings of these students while they were immersed in the tasks, searching the laws of formation for numerical and nonnumeric sequences, interacting verbally and in writing. The qualitative research with the Design Research bias was carried out in two cycles: the search for the meanings produced by the students, for processes of

Pensando algebricamente no 6º ano: uma concepção para produção de conhecimento