International audienceThe article analyzes a design exhibition experiment conducted by three members of the design collective "pointhuit" with the participation of one of theco-authors at the Carrefour numérique2 of the City of Science and Industry in Paris. An exhibition to design – or design exposure - gives access to design processes unlike an exhibition of design which highlights its results. The purpose of this experiment was to expose one of the fundamental design operations for design practitioners: the de-composition of objects. The observation of this experimentation reveals that this creative decomposition was based on an operation transforming objects into documents. This process of object "documentalization" not only allows a si...