This document discusses the key features and functions of an effective social science textbook. It states that textbooks are indispensable guides for students and teachers, providing minimum essential knowledge in a single source and ensuring uniformity of standards. Textbooks also help rectify limitations of classroom situations like large class sizes. They aim to organize knowledge in a logical, comprehensive manner and serve as a common basis for students and teachers to build upon. However, some debate exists around the appropriate role of textbooks in social science education.