Patent ID: 8445767

Claim:
A system for entertainment or instruction involving a keyboard musical instrument comprising: i) a computing unit; ii) a keyboard musical instrument having a plurality of instrument keys forming a piano keyboard, in communication with said computing unit; iii) a keyboard-proximal display surface juxtaposed with said instrument keys of said piano keyboard; iv) an audio display unit in communication with said computing unit; and v) a projector unit in communication with said computing unit and enabling presentation by said computing unit of a scrolling sequence of incoming graphical game elements on a field of play on said keyboard-proximal display surface, wherein said graphical game elements are music making cues that move in said field of play from a starting point toward said keys of said piano keyboard and that provide advance notice to a player of a position of a key on said piano keyboard to be operated and a time at which the key should be operated; wherein said computing unit comprises a display calibration module configured to correct distortion from oblique projection from said projector unit to said keyboard-proximal display surface and to align said graphical game elements on said keyboard-proximal display surface with said instrument keys of said piano keyboard, and wherein said computing unit is configured to receive information about key operation of said keyboard musical instrument and to detect play accuracy.