This brilliant Revision Guide covers everything you need for Edexcel's International GCSE Maths course (Specification A)! It's full of clear explanations of every topic, with helpful tips and worked examples - plus grade information to show which topics are the most (and least) difficult. You'll also find exam-style questions for realistic practice. Short answers to all the questions are included in the back of the book and full step-by-step answers can be accessed through the free Online Edition that's included! We've also thrown in online quizzes and video solutions for extra help that can be accessed from QR codes throughout the book.