This document provides information about demonstrations as a teaching method. It defines a demonstration as showing how something is used or done to prove or show something. There are three types of demonstrations discussed: demonstrating a new product to promote it, activists publicly airing grievances, and teaching demonstrations showing effective teaching strategies. The document outlines three guiding principles for demonstrations: establish rapport with the audience, avoid assuming prior knowledge, and highlight possible difficulties. It also provides tips for planning, conducting, and evaluating a demonstration.