966 resultados para science in early childhood settings


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Accepting that scientific literacy is the primary purpose of science in the compulsory years of schooling leads to the question 'What does scientific literacy mean in a particular community?' This paper reports a study designed to provide some insight into that question. Data were gathered through interviews with a sample of community leaders, in the state of Victoria, Australia, about their views of the purposes of school science.

The data reveal that, although most of those interviewed had no formal post-school science education, their life experiences provided them with useful insights into the question raised. The wisdom of such people could make an important contribution during the initial stages of curriculum development in science.

As people successful in their own fields, the study participants were lifelong learners. Consequently, their responses suggest that a primary focus of school science must be to provide students with a framework that will enable them to continue learning beyond schooling. This is not just a matter of knowledge or skills, but of feeling comfortable with science.

The methods used provide a useful example of how views about education can be gathered from thoughtful, non-expert community members. In this instance, they allowed a reconceptualization of the purposes of school science. These community leaders argued for an education for 'science in life' rather than an education about science.

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The purpose of this paper is to discuss the experiences of primary schools involved in the Victorian Science in Schools Research Project which was concerned with improving science teaching and learning strategies but which also unexpectedly led to more environmental (sustainability) education occurring. The paper also suggests a curriculum strategy for achieving more widespread acceptance and implementation of 'sustainability education' through primary school science curricula.

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Many children in 'western' societies experience their circumstances through the ideas, stories, characters and values embodied in a narrow range of games, toys, videos, movies, etc. produced by a small group of companies - based mainly in the USA. These companies deploy their huge economic and cultural resources in integrated marketing strategies that can make it hard for children to avoid encountering brand name goods and services designed and marketed specifically to entice them. These marketing strategies can also make it hard for adults to deal with children's fascination with brand name goods. This article tracks the development of the complex organizational, legal and economic corporate relationships at the heart of integrated marketing strategies and explains how they can affect children's experiences of their world. It asks whether the current narrow range of entertainment products and services for children reflects the social and cultural diversity of contemporary societies and asks how to create equally attractive alternatives.

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This paper looks at the relationship between rhetoric and practice in the early days of Modernism in Europe by two proponents, Otto Wagner and Adolf Loos. It interprets their 'discrepancies' not so much as limits but different forms of rhetoric.

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While engaging in romantic relationships is regarded as a normative task during young adulthood, non-normative life events such as the emergence of chronic illness can mitigate against the successful negotiation of such tasks. Chronic illness brings with it a series of additional challenges and stressors to the realm of personal relationships that are thought to interrupt the development of normative interpersonal and intra-individual processes. However, few studies have examined how young adults faced with a chronic illness such as arthritis navigate romantic relationships and the consequences of illness and relationships on psychological adjustment. The aim of the study was to compare the relationship experiences of healthy young adults with those faced with arthritis. One hundred and nine young adults (M 23.01 years, SD 2.43) took part in the study. Of these participants 41 had been diagnosed with arthritis. A univariate MANOVA revealed arthritic young adults reported significantly more insecure attachment, lower levels of readiness for intimacy, and poorer relationship satisfaction compared to healthy young adults. Further correlational and regression analyses on the arthritic sample revealed psychological adjustment was related to arthritis severity, attachment and components of coping. Findings will be discussed in relation to attachment theory and coping processes.

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Reality Orientation (RO) was developed as a strategy to assist people with dementia to improve their orientation and everyday function. Although its efficacy has been extensively studied in long-term care facilities, its effectiveness has rarely been examined in acute care settings. The aim of this review was to examine the studies cited in systematic reviews of RO to determine the potential clinical usefulness and the feasibility of using RO in acute care settings. Based on this information, the authors make recommendations for future research in this area. The feasibility of implementing RO in acute care poses challenges because of the short time a patient is in hospital and their ability to participate given their acute medical condition. Although the efficacy and feasibility of using RO in acute care settings have not been sufficiently examined, its potential to improve care should not be ignored. A comprehensive and rigorous study is necessary to investigate the usefulness of RO in the acute care setting and to help establish clinical guidelines for dementia care in the context of acute care nursing.

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Objective
To investigate tenocyte regulatory events during the development of overuse supraspinatus tendinosis in rats.

Methods
Supraspinatus tendinosis was induced by running rats downhill at 1 km/hour for 1 hour a day. Tendons were harvested at 4, 8, 12, and 16 weeks and processed for brightfield, polarized light, or transmission electron microscopy. The development of tendinosis was assessed semiquantitatively using a modified Bonar histopathologic scale. Apoptosis and proliferation were examined using antibodies against fragmented DNA or proliferating cell nuclear antigen, respectively. Insulin-like growth factor 1 (IGF-1) expression was determined by computer-assisted quantification of immunohistochemical reaction. Local IGF-1 signaling was probed using antibodies to phosphorylated insulin receptor substrate 1 (IRS-1) and ERK-1/2.

Results
Tendinosis was present after 12 weeks of downhill running and was characterized by tenocyte rounding and proliferation as well as by glycosaminoglycan accumulation and collagen fragmentation. The proliferation index was elevated in CD90+ tenocytes in association with tendinosis and correlated with increased local IGF-1 expression by tenocytes and phosphorylation of IRS-1 and ERK-1/2. Both apoptosis and cellular inflammation were absent at all time points.

Conclusion
In this animal model, early tendinosis was associated with local stimulation of tenocytes rather than with extrinsic inflammation or apoptosis. Our data suggest a role for IGF-1 in the load-induced tenocyte responses during the pathogenesis of overuse tendon disorders.

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The Fresh Kids programme utilized the Health Promoting Schools (HPSs) framework to design a whole-of-school, multifaceted intervention targeting specific behaviours to promote healthy eating and reduce the risk factors associated with childhood obesity. The aim of the programme was to evaluate the effectiveness of the HPS framework to increase fruit and water consumption among primary school-aged children over a 2-year period. The study design was an interrupted time series. Four primary schools in the inner west of Melbourne, Australia, participated in the programme intervention. Baseline data were collected using a lunch box audit to assess the frequency of children with fresh fruit, water and sweet drinks, either brought from home or selected from canteen lunch orders. The lunch box audit was repeated periodically for up to 2 years following programme implementation to assess the sustainability of dietary changes. Across all participating schools, significant increases between 25 and 50% were observed in the proportion of children bringing fresh fruit. Similarly, all schools recorded increases between 15 and 60% in the proportion of students bringing filled water bottles to school and reductions between 8 and 38% in the proportion of children bringing sweet drinks. These significant changes in dietary patterns were sustained for up to 2 years following programme implementation. Targeting key nutrition behaviours and using the HPS framework is an effective and simple approach which could be readily implemented in similar childhood settings. Effective strategies include facilitating organizational change within the school; integrating curriculum activities; formalizing school policy and establishing project partnerships with local community nutrition and dietetic services.

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Consumer partnerships have been embraced as an important component of building high quality health care services. While nurses have the greatest contact with clients in hospital, little is known of their views about consumer participation or how they facilitate that participation at the bedside. Using focus group interviews and participant observation methods, this project explored nurses' approaches to working with consumers to support their participation in health care delivery. Findings indicate a sharp contrast between the ideas that nurses expressed and the actions observed in practice. It was clear from the interviews that nurses had adopted the rhetoric surrounding consumer participation, yet observational data revealed nursing practices that excluded active participation by consumers. Factors influencing nurses' facilitation of consumer participation were identified as the division of nursing labour in the setting, limited communication between nurses and patients and environmental constraints.

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Objective: To document meat consumption among 18-month-old children, for use in refining population dietary assessment methods and dietary guidance for young children.

Design: A secondary analysis of data collected in 1998-2000 from the 18 months follow up of the Childhood Asthma Prevention Study: an intervention trial of omega-3 oil supplementation and house-dust mite reduction, from birth to five years.

Subjects and setting: Pregnant women whose unborn children had an atopic family history were recruited from antenatal clinics of six hospitals in western Sydney. Carers of 429 18-month-old children (80% response) satisfactorily completed three-day weighed food records.

Main outcome measures: Mean and median intakes per day and portion sizes of various meats and meat products.

Statistical analyses: T-tests for comparing gender differences; Pearson correlation and one-way analysis of variance for relationships between meat and nutrient intake.

Results: During the recording period 94% of the children ate meat. McDonald's Chicken McNuggetsTM, beef mince, and beef sausages were the most frequently consumed meats. Median portion sizes ranged from 20-50 g, and were considerably smaller than 'usual' portions specified on food frequency questionnaires in common use. Higher meat diets in this age group were not associated with higher intakes of iron or zinc per MJ.

Conclusion: The marginally low intakes of iron and zinc in this age group could be improved by greater use of cuts of red meat appropriately prepared for toddlers.

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"Assesses the spontaneous ability of children to organise their play and to pretend in play. Suitable for children who are developmentally delayed, are at risk of learning problems, have a specific diagnosis such as Downs Syndrome, Autism Spectrum Disorder, or Attention Deficit Hyperactive Disorder. Also suitable for children who have a physical disability and children who have been traumatized/neglected. Can be used in clinical settings, preschools, schools, early childhood settings and home"

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Research on quality in early childhood has consistently shown that staff are the cornerstone of excellence, and that staff training makes a difference to services provided to children and families. There is also a growing awareness of the importance of adopting a planned approach to career development and that this begins with self-assessment, and can be enhanced through the use of guided reflection with a mentor. The Early Childhood Consortium Victoria (ECCV) at The University of Melbourne, has developed a self-assessment manual (SAM) designed as a tool for early childhood practitioners to explore their work in a strategic way. It serves the dual purposes of assisting practitioners to address issues of service quality, as well as promoting individual professional development through reflective practice. SAM has now been piloted in a number of early childhood settings in Australia and this paper presents a formative evaluation of this work and discusses its potential for professional development planning.