**Mathématiquescollège** is a comprehensive French-language mathematics textbook aimed at middle‑school students. Spanning 576 pages, the volume covers a full secondary‑school curriculum, presenting concepts ranging from basic arithmetic to introductory algebra and geometry. The material is organized into clear, progressive chapters that blend explanations, worked examples, and practice exercises, supporting learners in building a solid mathematical foundation. Designed for classroom use and independent study, the book’s structured layout and extensive problem sets make it a valuable resource for teachers and students alike, fostering confidence and competence in essential quantitative skills.