Information about the title: The chapters are structured with a life-world-related or problem-oriented approach, using a scientific experiment, a visual stimulus, or a factual text as an introduction. Development and deepening of the topic are based on one or more factual texts. Additional tasks for knowledge retention are included. Further activities: diverse exercises and tasks related to scientific actions or factual texts. Information about the series: Designed for basic requirements. The subject booklet conveys central curriculum content from the subjects of biology, physics, and chemistry. Everyday relevance and connection to the students' life world are the main focus. Principles of the workbooks: Orientation towards the learning and developmental stage of the students, use of scientific terminology and methods, appropriate in form and scope, simplified factual information, and a consistent methodological curriculum. Structure: The subject booklets are clearly organized.