The objectives of this teaching guide are: (1) to increase student understanding of the prevalence and spread of nuclear weapons; (2) to familiarize students with historic and contemporary measures to control nuclear proliferation and stimulate their thinking of potential strategies for doing so in the future; (3) to develop students' analytical reading, writing, and research skills; (4) to reinforce students' abilities to collaborate and produce a work product with peers using traditional and electronic means of research, discussion, and document preparation; (5) to enable classroom teachers, students, and contest coordinators to write, edit, and submit essays to the United States Institute of Peace; and (6) to provide teachers with lesson plans, worksheets, bibliographic sources, and factual material to assist them in preparing students to write essays for submission to the National Peace Essay Contest. This guide contains the 2005-2006 National Peace Essay Contest question, six lessons, and additional materials (student handouts and teacher masters, extension activities, tips for a successful essay, additional resources, and national content standards).