A treatment designed to familiarize third graders with memory support strategies was delivered by parents. Results showed a complex pattern of effects, with treated students and classes significantly outperforming controls. Stable class-level Aptitude X Treatment interactions were also found. (Author/GDC)

Eighteen Venezuelan elementary school teachers, trained to provide constructive written feedback on their sixth grade students' mathematics homework, did so three times weekly for ten weeks. In addition to learning and attitude outcomes, aptitude-treatment interactions were examined among treatments and student ability, attitude, and sex.…

Results indicated the degree to which the cognitive performance of classes and individuals was influenced by the combination of student ability and anxiety aptitudes, and teacher structuring and demand for student participation. Four aptitude-treatment interactions were found; these were consistent with prior research. (Author/CP)

Treatment and aptitude-treatment interaction (ATI) effects were assessed on grade 3 student self-appraisal data relating to self-esteem, attitude, anxiety, and locus of control. In particular, parent instruction in learning skills resulted in significantly higher average scores on student self-esteem and attitude and lower scores on anxiety.…