Written by bestselling author Stephen Doyle, this student book will engage and motivate you throughout the course.Endorsed by WJEC offering high quality support you can trust. ?Thorough coverage of all the topics in the AS Level Pure specification. ?Extra support for the problem solving and unstructured questions in the specification. ?Plenty of examples with worked answers throughout to enable you to check your understanding as you progress through the course. ?Answers to questions are provided in order to check your work.