This document discusses the lecture method of teaching. It defines a lecture as a carefully planned expository address by a teacher on a particular topic. It provides guidelines for an effective lecture, including organizing the classroom, preparing lesson plans, maintaining eye contact, using audiovisual aids, clarifying concepts, and managing time. The document also lists merits of the lecture method such as stimulating critical thinking and catering to large groups, and demerits like keeping students passive and not allowing individual pacing. Essentials of a good lecture are tailoring speech to the topic and students, using proper body language, and clarifying concepts with examples.