Discusses the consensus among language teachers that the teaching of grammar helps second language learners develop linguistic competence as part of communicative competence. The article argues that pedagogical grammar can be made less formal by keeping metalinguistic terms, concepts, and analysis at a minimal level. (45 references) (Author/CK)

Evaluates the past performance of the tradition of language planning, in view of a theoretical, conceptual, and methodological improvement of future language planning studies. Sketches the historical development of these studies, discusses ideological features present in much traditional language planning work, and raises various issues related to…

This article describes the modifications that 12 early childhood educators in Japan made to the Sorry! board game to encourage kindergartners' logico-mathematical thinking. Logico-mathematical knowledge is described as including classification, seriation, numerical relationships, spatial relationships, and temporal relationships. Examples of seven…

Explores a case study of a class of 10th grade students whose learning of genetics involved activities using BioLogica, a computer program that features multiple external representations (MERs). Findings indicate that the MERs in BioLogica contributed to students' development of genetics reasoning by engendering their motivation and interest but…

Focuses on three key ideas students need to understand in order to become master students: the importance of ideas or concepts in thinking, how to think within the ideas of a subject or discipline, and how to learn important ideas from textbooks. Makes suggestions to students, including creating a glossary of ideas learned in each course. (NB)

Presents an activity that provides a way to cover the complex topic of mass spectrometry and connects with a discussion of the 2002 Nobel Prize in chemistry. (DDR)

Reports on a study that examined Malaysian science teachers' pedagogical content knowledge. Concludes that trainee teachers' lack pedagogical content knowledge of conceptual change strategies. (Contains 23 references.) (DDR)

Examines children's and adults' knowledge of the ozone layer and its depletion, whether this knowledge increases with age, and how the ozone layer and ozone hole might be structured as scientific concepts. Uses a standardized set of questions to interview children and adults in Canada. Discusses implications of the results for health…

Discusses the difficulties inherent in creating an authentic Chinese text of the legislation of Hong Kong. The article argues that the real difficulty lies in the need for a change in perspective, and once this change occurs, what remains is the technicality of linguistic manipulation. "Law" Chinese will best develop out of the English…

Investigates factors affecting students' ability to consistently apply the concept of adaptations. Individual interviews were conducted with 74 Year 10 students in Australia, of whom only 47% showed an understanding of the concept. It was found that the students were more likely to apply the concept to vertebrates. (AIM)

Uses example of racism to compare Vygotsky's and Piaget's perspectives on the development of mind within the framework of questions regarding the mutual influence of societies and individuals. Notes that Vygotsky emphasizes knowledge transmission from older to younger, whereas Piaget emphasizes construction of new knowledge with potential for…

Investigates students' conceptions and misconceptions relating to the construction of graphs. Qualitative analysis of students' responses identified three main alternative conceptions. Quantitative analyses of the data indicated that overall students did not enter the learning situation as a tabula rasa. Discusses the theoretical and practical…

Shares perspectives on what is happening at the national level in science education reform, why reform is needed, and the role that environmental education can play in this reform effort. Contains a discussion of the recent changes in science content and instructional goals. (DDR)

Discusses etymologies of mathematics words as a rich resource for deepening student understanding and appreciation of mathematics, history, and language. Presents detailed examples concerning the branches of mathematics, conic sections, and words of Arabic origin. (KHR)

Addresses the problem of relating distance and scale by way of alternative models of perception taken from the history of science. Makes specific suggestions to broaden the scientifically-based actual activity zone of students. (Contains 19 references.) (DDR)