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101.
In this mixed-methods study, we examine the potential of place-based stewardship education (PBSE) for nurturing rural students’ community attachment and aspirations to contribute to the preservation of the environmental “commons.” Analyzing pre- and post-experience surveys (n = 240) and open-ended responses (n = 275) collected from middle school students in a Northeast Michigan school district, we found significant increases in students’ environmental sensitivity, environmentally responsible behaviors, community attachment, and confidence in their capacities for civic action. Analyses of open-ended responses pointed to the potential of PBSE to nurture students’ identification with their community and to increase their commitment to stewardship of their community's natural resources. This study makes a unique contribution to the literature on rural schools by focusing on the environmental commons and younger generations’ commitments to preserve it as an asset of rural communities. By linking students’ learning with collective action to preserve the environmental commons, PBSE can expand students’ aspirations for the kind of world they want to live in and the roles they might play in it.  相似文献   
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The “art of service” is a natural part of human development in a world community.  相似文献   
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approach are advantageous in a rapidly changing health care system where managed care and integrated services are of increasing importance. A statewide Geriatric Education Center, in cooperation with faculty from multiple disciplines at a state-supported major medical college and other nationally known experts in this area, developed a graduate level distance learning course to enhance awareness of the importance of interdisciplinary teaming. Evaluation results documented an increase in the skills important to effective interdisciplinary team functioning. Greater improvements in attitude toward health care teams occurred among students employed in jobs where they worked primarily with older adults. Pre-training and post-training motivational differences were also found to distinguish students engaged in direct care, geriatric employment. Results are discussed in relation to other evaluation studies in this area and the advances likely to be documented with increased recognition of the benefits in employing geriatric interdisciplinary teams.  相似文献   
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We measured the effects of stride rate, resistance, and combined arm-leg use on energy expenditure during elliptical trainer exercise and assessed the accuracy of the manufacturer's energy expenditure calculations. Twenty-six men and women (M age = 29 years, SD = 8; M body weight = 73. 0 kg, SD = 15.2) participated. Twenty-two participants performed two tests, one without the arm poles (leg-only) and the other with arm poles (combined arm-leg). The other 4 participants performed one test without the arm poles. Both tests consisted of six 5-min stages (two stride rates, 110 and 134 stridesmin-1, and three resistance settings: 2, 5, and 8). Steady-state oxygen uptake (VO2), minute ventilation (VE), heart rate (HR) and rating of perceived exertion (RPE) were measured. Repeated measures analysis of variance determined higher (p <. 001) VO2, VE, and RPE, but not HR, during combined arm-leg versus leg-only exercise at any given intensity. Increases in stride rate and resistance increased VO2, VE, RPE, and HR with the greatest effect on VE and HR from Levels 5 to 8. The manufacturer's calculated energy expenditure was overestimated during both tests. Although the oxygen cost for elliptical trainer exercise was calculated to be approximately 0.1 mlxkg(-1) per stride and 0.7 mlxkg(-1) min-1 per resistance level, VO2 varied widely among individuals, possibly due to differences in experience using the elliptical trainer gender, and body composition. The elliptical trainer offers (a) a variety of intensities appropriate for most individuals and (b) both arm and leg exercise. Due to the wide variability in VO2, predicting the metabolic cost during elliptical trainer exercise for an individual is not appropriate.  相似文献   
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The present study examined WISC-R scale, factor, and subtest scores in relationship to PPVT-R standard scores in order to test hypotheses regarding abilities measured by the PPVT-R. For a naturally occurring sample of rural children referred for assessment (N = 51), the results of direct and stepwise regression analyses indicated that, while verbal comprehension abilities may contribute most to successful performance on the PPVT-R, perceptual organization abilities also play a significant though less substantial role in the child's performance on the PPVT-R. While Vocabulary scaled scores accounted for 63% of the variance, addition of Object Assembly and Picture Arrangement scaled scores accounted for an additional 11% of the observed variance in PPVT-R performance. Students for whom the PPVT-R overestimated WISC-R Full Scale performance differed significantly from students for whom the PPVT-R underestimated their WISC-R performance only on the WISC-R Arithmetic subtest. Implications for interpretation of the PPVT-R are discussed.  相似文献   
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Abstract

This study modeled the time-dependent nature of pre-academic skills development for a multi-lingual sample of 382 preschoolers attending Head Start. A two-slope latent variable model accurately described the trajectories, which included five assessment points obtained throughout the school year for both pre-literacy and pre-numeracy variables. Classroom quality and child demographic variables including age, gender, native language (Spanish or English), and disability status served as predictors of growth. Results revealed a reversal effect such that steeper growth from October to March was offset, although not completely, by less growth from March to May. Similar interaction effects were observed for predictor variables and their interaction terms across the two slopes. IEP status predicted less growth, while Spanish-language status predicted increased growth, despite the fact that both were associated with low initial achievement. The complexity of the relationship between classroom quality, native language, disability status, and pre-academic growth is discussed.  相似文献   
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