311.03 USE OF COASTERS, ROLLER SKATES OR SIMILAR DEVICES IN STREETS.
   (a)   No person upon roller skates or riding in or by means of any coaster, toy vehicle, skateboard or similar device shall go upon any roadway except while crossing a street on a crosswalk.
   (b)   Whoever violates this section is guilty of a minor misdemeanor on a first offense; on a second offense within one year after the first offense, the person is guilty of a misdemeanor of the fourth degree; on each subsequent offense within one year after the first offense, the person is guilty of a misdemeanor of the third degree.