This series contains the most focused resources for the 'mainstream' modules of the AS and A-Level courses. Providing thorough exam preparation through detailed worked examples, practise questions and further practise on the CD-ROM, these are the most supportive, OCR revision resources available. * Checked by examiners, your students can have complete confidence in covering all the topics for Edexcel * Maximises students' marks by honing their exam technique with examiner tips, a sample module paper and step-by-step solutions on CD-ROM * Includes theory and strategies for answering each type of question with progressive questions and Powerpoint model answers to strengthen understanding and application. A perfect match to each module of OCR