A system including a scanning apparatus is disclosed. In one embodiment,
the system has (a) an article having (i) a surface having a plurality of
positions and a plurality of print elements respectively at the plurality
of positions, and (ii) a plurality of codes respectively at the plurality
of positions and relating to absolute or relative locations of the
positions. The system also has (b) a scanning apparatus comprising (i) a
stylus having an optical detector and an optical emitter, (ii) a
processor coupled to the optical detector and the optical emitter, (iii)
a memory unit comprising code for audio corresponding to the print
elements, the memory unit coupled to the processor, and (iv) an audio
output device coupled to the processor.