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Jim Cummins 《Cultura y Educación》2013,25(1):57-70
Hace ya algunos años Cole y Scribner, con una investigación transcultural que se ha hecho clásica, establecían una distinción clave entre la lecto-escritura como código por una parte y los usos concretos que de ella se hace, por otra. Con el ordenador en la educación ha llegado también el momento de hablar quizá menos del aparato en sí y más de los usos psico-educativos que hacemos de él. En este artículo se analizan los usos del ordenador en la escuela y las implicaciones psicopedagógicas de esos usos, y se plantea también la materialización de la profecía McLuhiana de la aldea global y del aula sin muros. Por primera vez el aula puede cubrir todo el globo y conectar telemáticamente a niños de todas las culturas. 相似文献
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Jim Killacky Cheryl Thomas Annette Accomando 《Community College Journal of Research & Practice》2013,37(10):763-775
Learning communities have been present in community college settings for more than a decade. The literature suggests that they are generally effective for both participating students and faculty. As economic development increasingly demands greater technological sophistication, and community colleges are faced with increasing numbers of developmentally challenged students, learning communities may be one means to effectively resolve this paradox. This article is directed to those faculty and staff who may be considering the initiation of a learning community. It provides a review of literature, and presents a set of issues currently being addressed at one small community college in Louisiana where a learning community is in the design stage. 相似文献
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Natalia Romero-Franco Juan C Fernández-Domínguez Juan A Montaño-Munuera Javier Romero-Franco Pedro Jiménez-Reyes 《Journal of sports sciences》2019,37(15):1787-1793
Muscle imbalance and deficit are key parameters for guiding rehabilitation and sports sessions and avoiding injuries. However, the high cost and non-portable nature of most instruments employed for muscle strength assessment frequently hamper an affordable evaluation in field conditions. This study evaluated the validity and reliability of a low-cost digital dynamometer to assess the maximal isometric strength of upper limb muscles. Fourteen physically active volunteers performed the main movements of the upper limb at maximal isometric strength: flexion-extension, internal-external rotation and abduction-adduction of the shoulder; and flexion-extension of both elbow and wrist. Validity was examined by comparing the strength values from the low-cost digital dynamometer and those measured by an isokinetic dynamometer, assumed as the gold standard. The correlation between both devices was perfect (r > 0.913), while Bland-Altman plots showed absolute agreement between both devices, the maximum range of the values of bias was ?0.99–1.00 N in wrist extension. Inter-tester and intra-tester reliability were excellent for all movements (ICC ≥ 0.855). The low-cost digital dynamometer showed strong validity and excellent reliability in assessing maximal isometric strength during the main movements of the upper limb. Professionals may use it for an affordable isometric muscle strength assessment in field situations. 相似文献
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Julio Guerra Margarita Ortiz-Rojas Miguel Angel Zúñiga-Prieto Eliana Scheihing Alberto Jiménez Tom Broos Tinne De Laet Katrien Verbert 《British journal of educational technology : journal of the Council for Educational Technology》2020,51(4):973-1001
Despite the success of academic advising dashboards in several higher educational institutions (HEI), these dashboards are still under-explored in Latin American HEI's. To close this gap, three different Latin American universities adapted an existing advising dashboard, originally deployed at the KU Leuven to their own context. In all three cases, the context was the main ruling factor to these adaptations. In this paper, we describe these adaptions using a framework that focuses on four different elements of the context: Objectives, Stakeholders, Key moment and Interactions. Evaluation of the adapted dashboards in the three different Latin American universities is conducted through pilots. This evaluation shows the value of the dashboard approach in different contexts in terms of satisfaction, usefulness and impact in academic decision-making and advising tasks. The main contribution of this paper is the systematic reporting of the adaptations to an academic advising dashboard and showing the value of an academic advising dashboard on academic decision-making and advising tasks. 相似文献
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Wrist movements have been identified as an important factor in producing a successful golf swing, with their complex motion influencing both club head velocity and orientation. However, a detailed analysis of wrist angles is lacking in the literature. The purpose of this study was to determine kinematics across wrists and club head characteristics during the golf swing under weak, neutral and strong grip conditions. Twelve professional male golfers executed 24 shots using a driver under three grip conditions. A six degrees of freedom analysis of the hand with respect to the distal forearm was performed using a 10-camera three-dimensional motion capture system. Differences in joint angles were explored using repeated measures ANOVAs at key swing events (onset, top of backswing and impact), in addition club head velocity and clubface angle at impact were also explored. Main findings revealed significant differences in flexion/extension and internal/external rotation for both wrists at all swing events, whereas fewer significant interactions were found in ulnar/radial deviation across grips for both wrists at all events. Clubface angle only differed significantly between the weak and the strong and neural grips, presenting a more ‘open’ clubface to the intended hitting direction. This study is the first to explore tri-planar wrist movement and the effect of different grips, such analysis has implications for coaching knowledge and practice and should inform future research into different aspects of skill, technique analysis and may inform injury mechanisms/prevention. 相似文献
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The concept of masculinities has traditionally been defined in terms of crises associated with boys’ underachievement, the violence of homophobia, the under-representation of males in caring occupations, the rituals and discourses of laddism, and perceptions of disaffected and unrealised talent. Whereas the topic of masculinities has long been associated with warrants for distinctive and diverse male identities, it has a comparatively more recent history in the research on male Irish primary teachers as a particular social category. Two key findings are discussed in relation to performative masculinities – a form of strategic manoeuvring designed to exploit gender discourses, practices for control, power and privilege. First, the findings show the staffroom as a bellwether or highly developed locus for teacher socialisation through gendered discourses, events and actions. Second, the findings show nonsynchronous performative masculinities not only between male and female teachers but also with male colleagues. Therefore, it is argued that this frequently forgotten and neglected seam in the grand narrative of schools and schooling in Ireland needs to be more fully understood as a variable of quality, social justice and democratic practices across the full scope and sequence of the teacher continuum and as a prerequisite component in all teacher leadership programmes. 相似文献
89.
Civic technology is used to improve how citizens, businesses, and other groups engage and conduct business with governments. Libraries across the United States are uniquely positioned to be key players in the civic technology movement. Libraries offer community spaces where everyone is welcome and where people can come together, learn about new technologies, access information, and solve shared problems. By bringing our unique attributes and resources to bear, libraries can play a part in developing applications and services that power our communities. 相似文献
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