This article used two studies to investigate sign and symbol mediation in children aged 8-11 years. In role play, children exist at one at the same time in objective reality and their representation of reality. We cannot observe their mental representation directly, but the issue of whether signs or symbols mediate early role play is an important…

Debates the merits of the claim that "symbolic technologies push cognitive growth earlier and longer." The results of an assessment are presented that involved three adult male peasants (two literate, one nonliterate) living in rural China and their ability to recall the text of "The Lonesome Opossum." (25 references) (GLR)

Explores two hypotheses about the effect of symbolic systems on psychological functions: (1) culturally elaborated systems of signs affect psychological functioning in a general way; and (2) systems of signs, when used to support skilled action, affect the organization of human activity. Reviews research that supports the second hypothesis. (LB)