Patent ID: 7254910

Claim:
An article of footwear, comprising: an outsole, and an upper mounted to said outsole; an electrical circuit including: (i) a number of different indicia mounted to at least one of said outsole and said upper; (ii) a switch coupled to each of said indicia; (iii) a loudspeaker mounted to at least one of said outsole and said upper; and (iv) a controller coupled to said switches and to said loudspeaker; a magnet located externally of said outsole and said upper, said magnet being movable into sufficient proximity with each of said switches so that the magnetic field of said magnet can activate each switch independently of one another; said controller being operative in response to activation of one switch by said magnet to cause said loudspeaker to sound a message specifying a sequence of said indicia, said controller then causing said loudspeaker to sound a positive or negative message dependent on whether said magnet is positioned to activate the switch of each identified indicia in the specified sequence.