Written by experienced IB workshop leaders and curriculum developers, this book covers all the course content and essential practice needed for success in the Discrete Option for Higher Level. Enabling a truly IB approach to mathematics, real-world context is thoroughly blended with mathematical applications, supporting deep understanding and instilling confident mathematical thinking skills. Exam support is integrated, building assessment potential. Complete worked solutions included.- Directly linked to the Oxford Higher Level Course Book, naturally extending learning- Drive a truly IB approach to mathematics, helping students connect mathematical theory with the world around them- The most comprehensive, accurate match to the most recent syllabus, written by experienced workshop leaders- Build essential mathematical skills with extensive practice enabling confident skills-development- Cement assessment potential, with examiner guidance and exam questions driving confidence in every topic- Thoroughly integrate TOK and support complex mathematical thinking skills- Complete worked solutions included free online