Reports a study which examines some of the properties of objects to determine whether the number of different examples of an object concept presented to infants influences concept learning and generalization and to discover whether children's behavior and language in relation to new objects influence learning the concept and generalization to new…

From the standpoint of transformational grammar, this experimental work evaluates the extent to which children choose or fail to generalize their rules for the placement of the negative particles "not" and "n't." The subjects were eight three- and four-year-olds of middle-class background who had been producing sentences with…

Preschoolers' ability to understand grammatical relations in passives and to generalize was studied using animate referents. Three- to five-year-old children were taught to produce passive sentence descriptions of events in which animacy of the actor and acted-on object were varied. After pretesting to determine passive sentence comprehension, the…