This volume specifies the design for a national evaluation of the effects of Head Start programs on the total child, defined in terms of his social competence (in assuming the role of pupil), but is not meant to be construed as a recommendation that a national evaluation be undertaken. The first chapters contain introductory recommendations…

The sequence of prelinguistic patterns in the infant and young child is described and explained to aid in identifying the nonverbal child's level of signal and symbol communication. Child-object and child-adult interactions are grouped into the following levels (with sample characteristic behaviors in parentheses): sensation (ceasing crying upon…

The Lexington Development Scale was designed to be used by the teacher as an instrument for assessing developmentally handicapped children, as an aid in helping parents to better understand their child, as a basis for curriculum planning for the total class and especially for the individual child, as a means for evaluating the progress of the…