This study used delayed nonmatching to sample (DNMS) to test the recognition memory function dependent on the medial temporal lobe. Results from three conditions of DNMS tests with 9- and 12-month-olds suggest that the critical late-maturing competence accounting for DNMS success is the ability to understand that the stimulus is a symbol or marker…

The ability of at-risk and handicapped infants and toddlers to interact with microcomputers was studied. One research phase focused on the parameters (motor, language, and cognitive developmental levels) for using the microcomputer. The overall project examines eight levels of use culminating in using a menu driven program for making choices to…

The developmental increase in the ability to solve problems is a puzzle. Does it come from basic changes in mental skills, or is it a matter of practice? This book from the Developing Child series synthesizes recent research examining children's problem-solving skills development. Chapter 1 presents the major themes: (1) there is increasing…