The document discusses the philosophy and purposes of assessment in education. It notes that the primary goal of assessment should be to improve student learning. Formative assessments, in particular, help teachers evaluate what students are learning and modify their teaching accordingly. The document emphasizes that assessments need to be aligned to standards and provide useful feedback to teachers on what was taught effectively and what needs reteaching. It also stresses the importance of high-quality instruction following assessments to address any learning gaps identified. Overall, the document promotes using a variety of assessment data and collaborative practices to drive instructional improvements and ensure growth for all students.