This book provides a critical overview of assessment, taking an evidence-based approach, with balanced and reflective consideration given to arguments around various approaches to assessment in schools. It offers practical advice on how to implement such evidence-based models and helps with reflectively evaluating their success. Evidence-based teaching is fast becoming a new orthodoxy. There are many strong voices, including policy voices, advocating its adoption. Understanding the underlying principles allows you to better evaluate the benefits of different approaches to evidence based teaching and how they relate to your own school context.