Olhando Teresa e pensando parâmetros

Abstract

This article adds to the discussion on curriculum initiated by the publication of Brazilian national curriculum guidelines. It does so through the case study a third grade teacher, Teresa, who faces the challenge of implementing in her classroom the Curriculum and Evaluation Standards for School Mathematics (NCTM, 1989). Although the Standards is an American document, and despite the differences between American and Brazilian realities, understanding the difficulties Teresa had helps us think about the problems one will have when implementing the Brazilian document, and brings new questions to the debate on mathematics curriculum change. direction to prepare professionals ready to act at the XXI century.