A school construction guide offers key personnel in school development projects information on the complex task of master planning and construction of schools in Australia. This chapter of the guide provides advice on school building design issues, such as the fundamentals of good design and designs that accommodate change, issues affecting building arrangement and arrangement variations, recycled buildings, relocatable buildings, energy considerations, building services, and security issues. Specific topics include the factors that promote building durability; school design that addresses curriculum and enrollment patterns; building arrangements that accommodate terrain, climate, security, and the disabled; design considerations that reflect staffing needs; and design considerations that take advantage of various forms of heating, such as solar and water heating, and maximize the use of shade. Heating and lighting topics also cover design issues involving windows, insulation, lighting, and ventilation. (GR)