The document discusses the importance and uses of architectural models. Architectural models allow designers to visualize a 3D representation of a proposed building design. They help communicate design ideas to clients and investors, allow verification of designs before construction, and can be used for marketing and sales purposes. The document then provides instructions for making a simple cardboard model of a building, including required materials, costs, and photos of the completed model. It concludes that model making helps identify building components and improves related skills.