Three experiments assessed 252 preschoolers' understanding of attributes and dimensions. A conceptual measure and a linguistic measure were employed. Results indicated that the acquisition of some attribute and dimension labels appears to follow closely the trend in conceptual development. (Author/CI)

Four experiments investigated children's ability to notice and remember events in which the acquisition of factual information occurs. Results indicated that children tend to report they have known newly learned information for a long time, suggesting that children have some understanding of knowledge acquisition, but not at the level of adults.…

Examined 8- and 10-year olds' understanding of the unique features of and potential relations among mental activities. Found a developing tendency to organize mental activities on the degree to which memory was a component of the activity. Results suggest that a constructivist theory of mind develops in later childhood. (AA)