This learning resource focuses on classifying nations based on their level of development, using the concepts of More Developed Countries (MDC) and Less Developed Countries (LDC). The objective is to plot various countries on a development continuum by utilizing key indicators such as Human Development Index (HDI) and Gross National Income (GNI). The resource includes activities that guide students through the application of the Human Systems Mapping Tool, with exercises to place countries like Germany, Mexico, Vietnam, Brazil, and Ethiopia on the continuum. It emphasizes critical thinking through justifications for classifications and challenges students to analyze the potential impact of economic shifts within a hypothetical nation, exploring how sector changes could influence developmental status.