Stretch your students to achieve their best grade with these year round course companions; provides comprehensive content on all topics, and practice questions to support and strengthen learning. - Develop understanding and knowledge with clear and concise coverage of the syllabus - Target learning with individual books for Standard and Higher level - Consolidate revision and check understanding with a range of exam practice questions - Practise exam technique with tips from examiners throughout on how to tackle questions - Focus revision with key terms and definitions listed for each topic/sub topic Answers are free online at www.hoddereducation.com/ibextras