An original-size, modular model at least of a half-cockpit of a formula racing car for a driving simulator, a. comprising a self-supporting body having i. a plurality of body modules, ii. a plurality of body connectors, and iii. a plurality of body mating connectors complementary to the body connectors, b. wherein a number of the body connectors and/or a number of the body mating connectors are attached to each of the body modules, c. wherein at least one of the body modules and at least one further body module adjacent to the at least one body module have at least one mechanically supporting and non-destructively detachable connection to one another, d. wherein the at least one connection is brought about by the interaction of at least one of the body connectors of the at least one body module with at least one of the body mating connectors of the at least one further body module, e. wherein the model comprises a number of add-on modules for modeling at least one side box, at least one wing, an air inlet, at least one outside mirror and/or a headrest of the formula racing car, characterized in that f. at least one add-on connector is attached to at least one of the body modules, and at least one add-on mating connector, being complementary to the add-on connector, is attached to at least one of the add-on modules, g. wherein the at least one add-on connector and the at least one add-on mating connector are designed for the non-destructively detachable and mechanically supporting connection of the at least one add-on module to the at least one body module, and h. wherein the at least one add-on connector is attached to the at least one body module in a way concealed from an outer side of the model at least in an unused state. a. comprising a self-supporting body having i. a plurality of body modules, ii. a plurality of body connectors, and iii. a plurality of body mating connectors complementary to the body connectors, i. a plurality of body modules, ii. a plurality of body connectors, and iii. a plurality of body mating connectors complementary to the body connectors, b. wherein a number of the body connectors and/or a number of the body mating connectors are attached to each of the body modules, c. wherein at least one of the body modules and at least one further body module adjacent to the at least one body module have at least one mechanically supporting and non-destructively detachable connection to one another, d. wherein the at least one connection is brought about by the interaction of at least one of the body connectors of the at least one body module with at least one of the body mating connectors of the at least one further body module, e. wherein the model comprises a number of add-on modules for modeling at least one side box, at least one wing, an air inlet, at least one outside mirror and/or a headrest of the formula racing car, characterized in that f. at least one add-on connector is attached to at least one of the body modules, and at least one add-on mating connector, being complementary to the add-on connector, is attached to at least one of the add-on modules, g. wherein the at least one add-on connector and the at least one add-on mating connector are designed for the non-destructively detachable and mechanically supporting connection of the at least one add-on module to the at least one body module, and h. wherein the at least one add-on connector is attached to the at least one body module in a way concealed from an outer side of the model at least in an unused state.