Examined the relationships between quantitative and qualitiative vocabulary test scores in young (17 to 20 years) and older (62 to 83 years) adults. (SDH)

Study explores the preschool child's ability to operate on a cognitive level by testing his capacity to compare a concrete stimulus with some abstract concept. (Author/CB)

The present study was designed to investigate the relationship between children's cognitive understanding of the concept of "kindness" and their performance on tasks requiring cooperative and helping behavior. Subjects were 184 preschool, kindergarten, fifth and sixth grade children. (BD)

Experiment designed to collect further data related to the type of solution applied to the learning of a multiple-problem (ten) oddity discrimination. (Author)

A task was used in which subjects at three different Piagetian stages of intellectual development were to induce the missing relationship in different triadic situations. (Authors)

Uncertainty scores of the type proposed in this study, if suitably refined, may measure the developmental progression from stereotyped reliance on individual syntactic forms to flexible utilization of productive rules. (Authors/CB)

In general, the large number of learners found in this study lends support to the assertion that children below five or six can learn problems requiring mediation. This suggests that their learning will have to be described by more complex models. (Author)

Verbal and pictorial class-inclusion questions were presented to children in kindergarten through grade 6. The data indicates that the purely verbal form of the question was less difficult for the children to answer than the pictorial form. (Author/CS)