Starting from a critical review of changes and innovations in educational systems, the article, on the basis of a new culture of assessment, focuses on a specific kind of assessment: the classroom-based assessment. In the new assessment and assessment for learning perspective, the article pinpoints the main aspects of an assessment that can anticipate, support and scaffold teaching actions with reliable and valid data on students’ level of learning. This assessment is also functional as a teaching device to foster a meaningful learning in each student. A key aspect for implementing a school system assessment that would be coherent and comprehensive.
Keywords: Formative Assessment; Accountability; School System