The Raven Coloured Progressive Matrices and a Piagetian battery were administered to a sample of hearing-impaired elementary school children under six different conditions. Results indicated that scores varied as a function of the degree and type of feedback or elaboration. (JKS)

This study determined if mildly mentally retarded secondary school students could respond to a verbally presented multiple-choice test of social and personal knowledge. Teacher ratings were also obtained. Results supported the use of two- and three-alternative multiple choice tests. (Author/JKS)