Information about the book: The introductory phase is precisely aligned with the new core curriculum in Lower Saxony. The familiar Biosphere concept presents topics in a motivating way for your students. There is both a teacher's book and a workbook for the Biosphere concept. Following the 3+1 concept, the topics covered form self-contained units. The structure is easy for students to follow: three information pages are followed by a page with material-related tasks or experiments. Selected examples accompany the content of the textbook pages in the spirit of exemplary learning. The introductions are oriented towards the students' life worlds. Regarding the structure: The textbook is systematically organized by subject. Each main chapter begins with a double page that introduces the chapter topic. The information page opens each chapter with an introductory photo and text, as well as a question.