This paper describes the effects of science teacher subject-matter knowledge on classroom discourse at the level of individual utterances. It details one of three parallel analyses conducted in a year-long study of language in the classrooms of four new biology teachers. The conceptual framework of the study predicted that when teaching unfamiliar…

Examined cortisol and behavioral reactions of 36-month olds in an unfamiliar playgroup. Found that, when compared to at-home levels, cortisol levels were lower when children were receiving adult support and higher for one-third of children when interacting with peers alone, and that children showing adrenocortical arousal before the challenging…

This New Zealand study examined attitudes toward persons with spinal cord injury (SCI) via a survey of 35 people with SCI, 27 SCI rehabilitation workers, 16 outpatient hospital rehabilitation workers, and 37 people from the general population. Results were analyzed in terms of age, ethnic identity, gender, professional training, and amount of…

Perceptions about speakers of Spanish, English, and Chinese were studied among 303 Spanish- and English-speaking Hispanic students in grades 3 and 8 in the southwestern United States. Students' prior experience with a language increased favorable attitudes toward the language, solidarity with its speakers, and perceptions of status associated with…

Four studies examined developmental differences in the representation of basic-subordinate inclusion relationships in three-, five-, and seven-year olds and undergraduates. Found that even three-year olds showed rudimentary knowledge of the asymmetry of inclusion. There was a marked developmental gap between producing subordinate category names…

Instructors who teach in online learning environments have the unique opportunity to enhance the interaction of their students through an online threaded discussion board. With effective planning and skillful facilitation techniques, this venue for posting messages can be used as a resource to engage learners in becoming an interactive and…

The naturalist's journal is a collection of writings and sketches that captures selected thoughts or observations of nature and represents both immediate learning and raw material that is available for more polished work. This article talks about a naturalist's journal as an effective teaching and learning tool. Creating a naturalist's journals…

This paper addresses the accumulating knowledge of prospective teachers of secondary school mathematics and their acquired proficiency during the course "Psychological aspects of mathematics education," in which we discussed theoretical models including the intuitive rules theory. Participants' performances are examined by means of an extensive…

Four-year-olds were tested for their ability to use differences in the spacing among features to recognize familiar faces. They were given a storybook depicting multiple views of 2 children. They returned to the laboratory 2 weeks later and used a "magic wand" to play a computer game that tested their ability to recognize the familiarized faces…

This study aimed to facilitate students' entrance to an introductory cell biology course for biology majors. The most prominent difficulty in this introductory course, is students' poor background-knowledge, such as a lack of understanding of very basic concepts and terms, and the huge differences in students' background knowledge. In order to…

Movements such as the World Summit on Sustainable Development in Johannesburg (2002) together with the United Nations declaration of The Decade of Education for Sustainable Development (DESD), 2005-2014 should see the increasing need for reorientation of the role of education within the sustainability agenda. Malaysia, unlike other nations, does…

The homogeneity that once represented Irish society will soon be represented only in the annals of history. The influx of people of diverse nationalities, together with the increasing presence of children with physical and intellectual disabilities, and children coming from a range of non-traditional backgrounds will make our classrooms…

As states and provinces develop large-scale assessment programs linked to their curricula, teachers are increasingly expected to interpret the assessment results and to explain them to parents. The challenge for teachers is especially great in Ontario, which began developing an assessment program in 1996 after almost three decades without…

This study examined techniques which facilitate children's separation from their mothers and their move into a novel situation. Subjects were 32 male and 32 female 40- to 48-month-old children. Some children were visited in their homes the night before the experiment. Subjects remained with their mothers in a waiting room for 10 minutes. A…

A small-scale study at a British university investigated two issues: the effect of task familiarity on language production; and the effects of the task on oral production. Three university students of differing language backgrounds, all non-native speakers of English, were interviewed in autumn and again 3 months later. On both occasions they were…