Information about the title: Workbooks with answer inserts. Grammar and spelling continue to be the main focus; new are understanding factual texts and self-assessing my learning progress. Information about the volume: For the completion of secondary education level I. The orientation knowledge in the appendix of volume 9 has been expanded to include all exam-relevant content of secondary education level I and is clearly summarized. This makes it easy to look up and review what has been learned in preparation for tests and class assignments. Accompanying materials workbook with answer insert: For deepening intensive learning materials such as grammar, spelling, essay writing, or text analysis - can be used independently of the student book. Training booklet for class assignments, learning progress tests, and central exams: step-by-step preparation for all forms of performance assessment. Teaching materials: detailed solutions.