This guide, designed for Peace Corps volunteers teaching English as a Second Language, is a collection of teaching suggestions, lessons, and activities geared to the varied conditions under which instruction may take place. The ideas include: current approaches to teaching large, multilevel classes; helpful classroom management tips collected from experienced teachers; suggestions for assessing student needs, appreciating student preferences, and designing lessons to meet a variety of learning styles; information about planning and implementing a content-based, thematic curriculum relevant to the school and community setting; descriptions and samples of whole-class, paired, small-group, and individual study activities; information about ways to assess language skills; and listings of recommended resources and sources of support. The content is indexed. (MSE)