Written by highly experienced author Stephen Doyle, and endorsed by WJEC, this student book offers high quality support you can trust. // Designed to support and motivate students throughout the course and help them thoroughly prepare for their exams. // Provides thorough coverage of all the topics in the AS Level Pure specification and includes Test Yourself and Grade Boost advice to help students achieve their potential. // Knowledge, understanding and skills are developed throughout. // Provides extra support for the new problem solving and unstructured questions in the specification with a "Step by Step" feature. // Plenty of examples with worked answers throughout to enable students to check their understanding as they progress through the course. // Includes answers to questions so students are able to check their work at all times. // Exam practice questions provide extra opportunities for students to refine their exam skills.