Presents a simple, logical, and structured system for teaching and learning all the various structure variations and reactions of organic chemicals. (SL)

Describing outdoor education curriculum potentials based upon the four seasons, this article suggests activities both inside and outside the classroom which could be adapted to seasonal changes. (JC)

Ongoing change in Wolof noun classification is traced by comparing nineteenth-century linguistic evidence with modern sociolinguistic data. Upwardly mobile middle-aged men of high caste tend to reduce the noun class system, whereas other speakers tend to elaborate it. (Author/RM)

The lateral eye movement paradigm was employed to test the hypothesis that narrow categorizers, who are believed to be more analytic in information processing, make characteristic use of the left hemisphere, while broad categorizers, being more holistic, depend more on the right hemisphere. Results are discussed in terms of cerebral specialization…

Examines three issues that are important in extending the learned helplessness model to clinical depressive disorders: first, the heterogeneity of clinical manifestations inherent in the depressive disorders, second, the process of constructing models for clinical depressive groups, and third, the problems involved in defining and identifying…

Presents the results of a survey of Mississippi Valley Industrial Teacher Education Conference members to determine their use of clusters as the organizer for their industrial arts teacher education curricula. Appendixes contain the survey instrument and titles of clusters and bases reported by schools. (Editor/TA)

Using the PGC and LSI indices of adjustment to old age, an empirical typology of adjustors was developed. Cluster analysis was employed to locate three male types of adjustors: Low adjustors, Acceptors, and Fighters, and two female types: Low adjustors and Moderate adjustors. These findings were compared to previous typologies. (Author)

This study was designed to contrast children's recall clustering before and after they acquired stable input organizations. A sample of 120 subjects (24 from preschool grades, 1, 4, 7, and college) performed two successively presented, procedurally identical, series of recall-sort-recall tasks. (Author/JMB)

Collections and classification activities are the topic of this article. Ways to structure an outdoor collecting venture are discussed. Once the materials have been collected, there are suggestions for introducing young children to the task of classifying their rocks, leaves, shells, and other collected items. (MA)

Major concepts embodied in moral development literature are reviewed. (MJB)

The difficulties in collecting data on library inventories and expenditures are discussed first by Heron in a reply to Machlup's earlier book, and then by Machlup in a rebuttal. (LBH)

Faculty at a large state university were classified according to Holland's theory of vocational choice. The findings were supportive of Holland's theory and indicated that changes in instructional workload will not affect research or public service activities of faculty members. (Editor/LBH)

The article examines the background and current status of attempts to define the term "learning disabilities" (LDs), and concludes that resolution of the problem by continued search for a consummate definition of LD is unrealistic. (Author)

Pratt's measure C on the class concentration of bibliometric distributions is calculated and interpreted for the laws of Zipf, Mandelbrot, and Lotka and geometric distribution, and comparisons are made of the results. An explicit mathematical formula which unifies disparate theories is derived and tested. (Author/CLB)