This document discusses the importance of school library media specialists playing an active role in assessing student learning. It emphasizes using both formative and summative assessments to help guide instruction and ensure learning goals are being met. Specific examples provided include using checklists, rubrics, reflections, and student-led assessments. The benefits of student self-assessment are also outlined. Real-world examples demonstrated include using tools like Google Forms, VoiceThread, and rubrics to provide formative feedback and evaluate student work. Overall, the document argues assessment should be integral to the learning process rather than incidental.