Terminating, absent an order from an adult criminal court, a juvenile court's jurisdiction over a child who previously has been convicted as an adult of sexual offenses or was adjudicated delinquent for committing acts that would be sexual offenses if committed by an adult on at least two previous occasions and is subsequently alleged to have committed acts that would be sexual offenses if committed by an adult; authorizing an adult criminal court to transfer a case involving a child to juvenile court; etc.