3. The piano key identification system of claim 2, wherein the indicia of each of the informational stickers further includes clef indicia printed on the staff indicia and oriented so as to reside on a left lateral side of a center line directed vertically through the informational sticker.
4. The piano key identification system of claim 3, wherein the indicia of each of the informational stickers further includes musical note indicia printed relative to the staff indicia for indicating a particular note of a key of a keyboard.