This document discusses classroom assessment. It defines communication and outlines key aspects like invention, organization, and style. It also discusses the differences between assessment for learning, which occurs during the learning process, and assessment of learning, which occurs after learning to evaluate if it took place. The document suggests strategies like using descriptive rather than evaluative feedback, clarifying learning targets, ensuring students understand where they are, and allowing practice without penalties. It stresses tailoring communication to the audience and providing accurate information.