The workbook "Diercke / Seydlitz Geography" for the 9th and 10th grades offers a comprehensive and student-centered approach to the subject of geography. Developed by experienced teachers from Thuringia, it combines the strengths of two renowned traditional brands. The content is diverse and promotes both learning and teaching. The workbook is clearly structured and includes numerous regional examples that connect to the students' real-life experiences. The tasks are aligned with the Diercke World Atlas and introduce a new task culture that enhances the methodological skills of the students. The various special pages, such as method pages, orientation pages, and application pages, support the development of subject knowledge and the application of this knowledge to different case studies.