1. An apparatus for therapy of a user's impaired body part comprising: a user interface device for interfacing with a user's non-impaired body part and for receiving a user action and for transmitting electrical signals representing the user action; a display device for displaying at least one virtual body part image of the user's impaired body part undergoing therapy; a body part device for physically modeling the user's impaired body part undergoing therapy wherein the body part device includes a means for receiving movement control signals, and a mechanical means for producing movement of the body part device; a computing device operatively connected to the user interface device, the display device, and the body part device, wherein the computing device includes a memory device that stores a plurality of instructions which, when executed by the computing device, cause the computing device to: generate, via a virtual body part manager, a virtual body part image for display on the display device, and wherein the virtual body part image represents the user's impaired body part; receive user selections, via a selection manager configured to receive one or more selections from the user interface device, wherein the user selections correspond to one or more portions of the virtual body part image; receive user action directions, via an action manager configured to receive one or more action directions from the user interface device, wherein the user action directions correspond to one or more actions of the virtual body part image; generate and display virtual body part action, via the action manager configured to generate one or more display control signals that cause a displayed action of the virtual body part image, in accordance with the received user selections and the received user action directions; and generate, via a body part device computing manager configured to interface with the body part device, one or more movement control signals based upon the one or more received user action directions from the user interface device, whereby the body part device is caused to move simultaneously with the displayed action of the virtual body part image.