Presented are the results of a study of the effects of peer-led tutoring groups on achievement in college chemistry. Supplemental instruction was effective in increasing students' achievement in chemistry as measured by final grades in chemistry and responses to a questionnaire. (CW)

Analysis of the responses of monolingual Dutch and bilingual Turkish, Moroccan, and Surinamese children living in the Netherlands to word association and sorting tasks revealed no significant differences among the groups. Results of the study indicated that bilingualism does not affect cognitive-linguistic development. (22 references) (Author/VWL)

Three sources of variability in school achievement of children from demographically homogeneous families were identified: (1) socioeconomic status, (2) family configuration, which are direct and environmentally mediated effects of families' demographic characteristics, and (3) individual differences in the quality of the early environment. (RH)

Presented is an analysis of published research on students' conceptual development in the life sciences with the intent of providing information on the trends and content of those studies. A list of 128 references is appended. (CW)

Discusses the advantages of using discrepant events in elementary school science classrooms in terms of motivation and problem solving skills. Describes the materials, procedures, and reasons behind five discrepant activities. (YP)

Examined are some of the distinctive features of the biological sciences. Discussed are the use of models with case studies, universal principles, and alternative frameworks. (CW)

Suggests that Latin American education could be improved by the development of teaching methods which take into consideration the prevailing sociocultural patterns and their related cognitive styles. Discusses the rural environment and the urban culture of poverty relative to cognition. Considers the linkage between previous experience and…

Literature reviewed in this article suggests that the ability to take the perspective of others is a developmentally acquired ability that results in more adaptive and effective communication and enhances classroom effectiveness. Implications for teacher education are discussed. (IAH)

Used a data analytic strategy that was novel to the M-space literature to examine the mental capacity prerequisites of social-cognitive development of 99 students in grades one, three, and five. Used a structural equations analysis to determine whether M-power was a significant predictor of role-taking development. (RH)

The relative effectiveness of staff tutors and student tutors in teaching higher level cognitive skills to University of Limburg (Netherlands) law students appears to be similar, but staff tutors are felt to be better because they are experts in their field. (Author/MSE)

Explores the question: Is there development in morality, in terms of improvement from one age level to the next, or is there simply change? Argues that the best way to approach moral education is to assume moral equality among children, adolescents, and adults and to strive for the improvement of society in general. (GG)

Evaluates the attributes of a microcomputer software package as a supplement to chemistry instruction. Reports higher scores among the students in a control group. Discovers no significant interaction between treatment and development stage. Discusses several implications for further research. Provides the General Chemistry Test and error analysis…

Discusses theory and research that explore the nature of cooperative problem solving and its relationship to learning and development. Offers teaching guidelines that early childhood educators can use to encourage children to interact. (BB)

Examines whether participation in physical experiments together with social interaction with adults and school-mates favor the development of causal knowledge and the understanding of a complex physical subject. Concludes that the treatments can lead students to give up pre-causal explanations and to resort to physical ones. (Author/YP)

The Delphi technique was used to enable 36 gifted education experts, special education administrators, teachers, and parents of gifted students to reach consensus about appropriate gifted education goals for elementary school programs. Three priority goals were identified, in the areas of learning environment, educational climate, and thinking…