An apparatus and method for facilitating participation in a slot game. A display grid having a plurality of active display segments is presented. Symbols are randomly presented in each active display segment that has not expired. The active display segments that have expired in response to at least one randomly-selected expiration parameter are deactivated. The presentation of symbols in each of the active display segments, and the deactivation of active display segments that have expired, is repeated until a predetermined number of the active display segments have been deactivated through expiration.