At the heart of this book is a collection of examples of cogent and challenging questions designed to tease out structures and concepts at the heart of mathematics. But this resource is so much more than a collection of good questions across a broad selection of topics. The authors have set these examples within a framework for generating a wide variety of questions and prompts, and provided ideas about how these might be used not only for helping students to learn, think and communicate mathematics but also to help teachers to structure their teaching and to find out more about their students? understandings. A simple and powerful resource that is sure to inspire you and provide practical ideas which you will want to use in the classroom.