Enable students to construct mathematical models by exploring challenging problems and the use of technology. Engage and excite students with examples and photos of maths in the real world, plus inquisitive starter activities to encourage their problem-solving skills. Build mathematical thinking with our 'Toolkit' and mathematical exploration chapter, along with our new toolkit feature of questions, investigations and activities. Develop understanding with key concepts and applications integrated throughout, along with TOK links for every topic. Prepare your students for assessment with worked examples, extended essay support and colour-coded questions to highlight the level of difficulty and the different types of questions. Follows the new 2019 IB Guide for Mathematics: applications and interpretation Higher Level.