(A) It shall be unlawful for any person upon roller skates, or riding in or by means of any coaster, toy vehicle, or similar device, to go upon any roadway other than the roadway of a play street, except while crossing a highway on a crosswalk.
(B) Any violation of this section shall be punishable by a fine of not less than $2 nor more than $100 and costs.
('73 Code, § 72.37)