This study investigated the decline in rate of development often observed in disadvantaged children, and compared the effectiveness of different types of intervention designed to prevent this decline. Approximately 125 infants from both middle and lower class backgrounds were recruited as subjects. Each infant was assigned to one of four…

An intervention study with mothers and infants is discussed. The project staff consisted of two home visitors, a materials specialist, an infant examiner, and a project coordinator. This study assessed the effectiveness of the program for mothers and infants. Infant abilities and psychological development were tested and homes were rated. One home…

A study to develop a technique for measuring the curiosity of young children and to determine whether three treatments affected the subjects as hypothesized is presented. The Appalachia Educational Laboratory's Preschool Education Program sought to stimulate curiosity in its 3-, 4-, and 5-year-old subjects. One third of the children received only…