This study examined the relationship of tutorial enrichment of cognitive processes and reinforcement of lengthened response latency to measurements of impulsivity in 3- and 4-year-old children in a typical preschool setting. In a pretest-posttest control group design, 48 impulsive subjects (24 male and 24 female) were randomly assigned to tutorial…

This study investigated the relative effectiveness of books on reading achievement scores when earned by under-achieving readers in a student tutoring program. Fifty-three fifth grade students who were in below grade level classroom reading groups and who scored from six months to three years below grade level on at least one of two reading…