Behavior analysts frequently use the Verbal Behavior Milestones Assessment and Placement Program (VB-MAPP) to assess the language and social skills of children with autism in everyday practice and in research. Despite the widespread use of the VB-MAPP, its psychometric characteristics have not been extensively investigated. To provide information…

Items missed on the PPVT were analyzed according to race and sex; results indicated that an alternative form of the test might use stimulus words other than those missed by a disproportinate number of subjects in this study. (MM)

Investigates performance differences on receptive vocabulary and general verbal reasoning ability of 206 Hualapai Indian children. Results indicate Hualapai children score significantly lower on both measures of verbal ability when compared to national norms. Findings provide a long-needed archival record of the Hualapai's English language…

The Pennsylvania Preschool Inventory (PPI) was developed as a straight-forward and efficient measure of the relative cognitive development of the young child, offering an alternative to more complicated, elaborate assessment instruments. Results of the inventory are potentially relevant to both current and future school success of children between…

As a preschool screening instrument, the Preschool Preposition Test (PPT) can play an important role in the early identification of cognitive delay. PPT scores increase appropriately with chronological age. Cognitive data demonstrate impressive correlations with recognized intelligence tests (the Stanford-Binet and the Peabody Picture Vocabulary…

The most popular activities from APA's successful "Activities Handbooks for the Teaching of Psychology" are gathered together and updated in this book of teachers' favorites. The lesson plans, which encourage active learning and involve the whole class, have stood the test of time and proven themselves to be entertaining, effective, and easy to…