[Educational practice expressing the care in public health]

This study is a reflection about the educative practices importance as a care form in Public Health Nursing, from the experience developed in the Project of University Extension: Learning and Teaching with the Alto Simão, of the College of Nursing of the University of the State of the River of Janeiro - UERJ. The recital theoretician-methodological is based on the critical pedagogy in a Paulo Freire perspective and proposal the Shared Construction of the Knowledge. The results points to many forms to perceive the care and its relation with the educative action. Concluding, perceives that it has a potentiality in the extension as a space of formation directed to the care and as knowledge production and also shows the importance of educative action to the Nursing in Public Health.