For some, failure isn't an option, but for designers, it's just part of the process. The journey to building a product that fits your target market, establishes customer-centricity, and fills a specific need for users can be long, complex, and iterative. To evaluate whether a product or concept, in fact, solves a real-world problem, building a working model-or prototype-can provide the evidence you need to support development. Before we get into uncovering the best prototyping tools for you and your business, let's unpack what a prototype is and the value they provide.