The aim of this study was to develop and validate an instrument for assessing the motivational quality of elementary school students, with reference to the Self-determination Theory. Initially, the purposes of obtaining data for the preparation of items, 20 children were interviewed about the alleged reasons for going to school. Based on this informations and items available in the literature, it reached a preliminary version of the scale included 30 items and applied to a group of 30 children. After the adjustments, they answered the final version of the 1.381 students in of Compulsive Work. The results showed that from the sociodemographic variables, only Compulsive Work. The results showed that from the sociodemographic variables, only elemetary school in the state of Parana. Factor analysis resulted in the exclusion of four items of the instrument, leaving a total of 25. It was acceptable the indices of internal consistency for the dimensions tested (α = 0.85 amotivation, extrinsic motivation by external regulation of α = 0.67 for α = 0.76 introjected regulation, identified regulation by α = 0.88 and intrinsic motivation α = 0.81). Further investigations are underway.
Motivation; Intrinsic Motivation; Extrinsic motivations; Self-determination
