Columbia subject headings:
Child psychology.
Imagination in children.
Imitation in children.
Play.
Symbolic play.
Harvard subject headings:
Child psychology--Papua New Guinea.
Huli (Papua New Guinean people)
Imagination in children.
Imitation in children.
Papua New Guinea--Social life and customs
Play.
Symbolic play.
Princeton subject headings:
Child psychology.
Imagination in children.
Imitation in children.
Play.
Symbolic play.