Section 3(1) of the Principal Act is amended as follows:(a) by omitting "16 years" from the definition of child and substituting "18 years" ;(b) by inserting the following definition after the definition of court :dangerous article includes (a) any weapon, other than a firearm as defined in the Firearms Act 1996 ; and(b) any article adapted or modified so as to be capable of being used as such a weapon; and(c) any other article that is intended to be used as such a weapon;(c) by inserting the following definition after the definition of street :street entertainment means entertainment consisting of (a) singing, reciting or acting; or(b) playing a musical instrument; or(c) juggling; or(d) any other activity carried on for the entertainment of the public;