The role of the toy demonstrator in a home-based, mother-involved intervention effort (Verbal Interaction Project) is presented in this handbook for staff members. It is believed that the prerequisites for functioning in the toy demonstrator's role are a sense of responsibility, patience with the children and their mothers, and willingness to be…

Progress during the first two years (1967-1968 and 1968-1969) of a three-year home-based, mother-child intervention program called the Verbal Interaction Project is described. The project was planned for the cognitive enrichment of preschoolers 2 to 4 years old, from lower income families. The program utilized specially trained home visitors,…

The verbal and cognitive effects of both a Toy Demonstrator and a similar home visitor who abstained from stimulation techniques were studied in the Verbal Interaction Project. Three groups of children, totalling 54, participated in the study from July 1967 through June 1968. One group received "double intervention" (Toy Demonstrator),…