
The goal of this article is to show that the attention is not only one question of capacity or aptitude, but that it supposes the development, at the pupil, of active mental strategies. Methodology will use pupils of the different levels (5th, 4th and 3rd). We are given to measure the attention of the pupils to the course at the time of their oral participation, of the investment, the concentration and the cognitive motivation. The results show that the attention would be a competence which is worked, develops and which about is not only given intangible. The attention of the pupil is defined as a flexible activity mentally but also concretely like a stage to be crossed from the point of view of experimental models.