New release for the Core Curriculum 2018 Diercke Geography Introductory Phase - The foundation for successful exam preparation. The conceptual approach: A key feature of the concept is that students independently explore subject-related connections and explanations. The tasks oriented towards the core curricula serve as the key to this. Thematically structured material pages support individual or cooperative work on the tasks. In this way, content-related and process-related competencies are acquired and reinforced. The design of the book emphasizes the creativity and self-responsibility of the students rather than rote learning of facts. The structure: Three thematic chapters address the core topic of sustainability in land use and spatial development, as required by the core curriculum. Examples of spaces, methods.