Abstract: A play device for a rebound sport with a play area is provided, on which a ball can be played by a player to rebound from an impact position in accordance with a predetermined set of rules of the rebound sport, which includes a sensor system configured to detect two-dimensional first coordinates of the impact position and to transfer the two-dimensional first coordinates to a computing unit configured to determine two-dimensional second coordinates, a size and/or a shape of a target field depending on the first coordinates in accordance with a predetermined specification and to control a projector to project the target field to be optically perceptible by the player on a projection area, wherein the ball can be played by the player on the target field to rebound from the target field in accordance with the set of rules of the rebound sport.