Consistent with Vygotsky's Idea That Cognition Develops First in the Social

Multiple Choice

Consistent with Vygotsky's idea that cognition develops first in the social realm external to the child, before becoming interiorized, recent research indicates that children's use of which of the following as a strategy helps them solve math problems?

A) counting on fingers
B) using gestures
C) memorizing related facts
D) using manipulatives