This accessible guide shows just how straightforward it can be to create excellent classroom assessment for formative or summative purposes, giving you confidence in your assessment practices. It clearly sets out the principles underpinning all good educational assessment and translates them into a series of clear practical steps.These can be put into practice in a wide range of classroom contexts to fit the purposes of every teacher.Written by two assessment specialists with decades of experience in the UK and internationally, this readable and well-structured text encourages teachers to examine assumptions and challenge the use of assessment that is not fit for purpose.Including summaries of key ideas, questions and key takeaways, chapters cover:The purposes of educational assessmentUnderstanding what you want to assessHow to get the evidence you needAssessment designThe outcomes of assessment and providing feedbackDesigned to inspire and support busy teachers and teachers in training across both primary and secondary phases, this book is a valuable resource for creating the kinds of assessment that will benefit learners in the ways that all good assessment should.