This document provides an overview of housing shortages and slums. It begins with key thinking questions about housing shortages and then outlines the lesson objectives to define housing shortage and describe its nature. Housing shortage is defined as insufficient housing to accommodate a population, resulting in homelessness and slums. Slums lack safe shelter and basic services like electricity, water, and sanitation. People living in slums face higher disease rates, lower life expectancy, and health issues. The document includes pictures and videos of slums and has students discuss problems faced by slum residents and how their lives differ.