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71.
This study examined the relationship between students' out‐of‐school experiences and various factors associated with science learning. Participants were 1,014 students from two urban high schools (secondary schools). They completed a survey questionnaire and science assessment describing their science learning experiences across contexts and science understanding. Using multilevel statistical modelling, accounting for the multilevel structure of the data with students (Level 1) assigned to teachers (Level 2), the results indicated that controlling for student and classroom factors, students' ability to make connections between in‐school and out‐of‐school science experiences was associated with positive learning outcomes such as achievement, interest in science, careers in science, self‐efficacy, perseverance, and effort in learning science. Teacher practice connecting to students' out‐of‐school experiences was negatively associated with student achievement but has no association with other outcome measures. The mixed results found in this study alert us to issues and opportunities concerning the integration of students' out‐of‐school experiences to classroom instruction, and ultimately improving our understanding of science learning across contexts.  相似文献   
72.
This article examines associations between observed quality in preschool center classrooms for approximately 6,250 three‐ to five‐year‐olds and their school readiness skills at kindergarten entry. Secondary analyses were conducted using data from four large‐scale studies to estimate the effects of preschool center quality and interactions between quality and demographic characteristics and child entry skills and behaviors. Findings were summarized across studies using meta‐analytic methods. Results indicate small, but statistically significant associations for preschool center quality main effects on language and mathematics outcomes with little evidence of moderation by demographic characteristics or child entry skills and behaviors. Preschool center quality was not reliably related to socioemotional outcomes. The authors discuss possible explanations for the small effect sizes and lack of differential effects.  相似文献   
73.
Adolescents are at increased risk of HIV and sexually transmitted infections (STIs) in the Southern states of the USA, where rates among youth are higher than in the rest of the nation. This paper reports on findings from a pilot study of an HIV prevention intervention that uses interactive theatre to educate young people about sexual health. The intervention was developed in Los Angeles and adapted for testing in the Southern USA, with its legacy of abstinence-based approaches to sexual health education. This study assessed intervention effects among a sample of young people in two public high schools in North Carolina. We used a pre-test, post-test quasi-experimental evaluation design to assess changes in 317 ninth-grade participants' knowledge and attitudes about HIV. At post-test, we found statistically significant increases in participants' HIV knowledge (t = 60.14; p = 0.001), as well as changes in attitudes (χ2 = 8.23; p = 0.042) and awareness (χ2 = 4.94; p = 0.026). Focus group data corroborated an increase in HIV knowledge and a reduction in HIV stigma as successful outcomes of intervention participation. The findings make an important contribution to the literature on theatre-based interventions for sexual health education. Furthermore, they highlight the importance of considering sociocultural and political context in implementing HIV prevention interventions in schools.  相似文献   
74.
This paper unpacks the meanings and implications of the mobility of international students in vocational education – an under-researched group in the field of international education. This four-year study found that transnational mobility is regarded as a resourceful vehicle to help international students ‘become’ the kind of person they want to be. The paper justifies the value of re-conceptualising student mobility as a process of ‘becoming’. Mobility as ‘becoming’ encompasses students’ aspirations for educational, social, personal and professional development. Theorising mobility as ‘becoming’ captures international students’ lived realities and has the potential to facilitate the re-imagining of international student mobility with new outlooks. By theorising mobility as ‘becoming’, this research suggests the importance of drawing on the integrated and transformative nature of Bourdieu’s forms of capital in understanding the logics and practice of the social field – international student mobility.  相似文献   
75.
Asia Pacific Education Review - Assessing university resource allocation or misallocation is necessary to understand its impact on research and teaching productivity. To achieve this insight, this...  相似文献   
76.
A number of international students, predominately from Asian countries, are present in universities in the UK, United States, and Australia. There is little research exploring their experiences as they negotiate the disciplinary requirements of their courses. This paper investigates students' agency as they write their first assignment for their Master's of Teaching English to Speakers of Other Languages course and the academics who teach them. Talk around texts and the positioning theory are used to analyse the data. It is argued that the students demonstrate strategic agency, which allows them to better understand the academic requirements of their disciplines. The analysis reveals the complexities involved in international students' adaptation to disciplinary discourse and the implications for teaching and learning in higher education.  相似文献   
77.
Coordination of multiple representations (CMR) is widely recognized as a critical skill in mathematics and is frequently demanded in reform calculus textbooks. However, little is known about the prevalence of coordination tasks in such textbooks. We coded 707 instances of CMR in a widely used reform calculus textbook and analyzed the distributions of coordination tasks by chapter and for the type of task demanded (perception vs. construction). Results suggest that different coordination tasks are used earlier and later in learning and for different topics, as well as for specific pedagogical and scaffolding purposes. For example, the algebra-to-text coordination task was more prevalent in the first chapter, suggesting that students are being eased into calculus content. By contrast, requests to construct graphs from algebraic expressions were emphasized in later chapters, suggesting that students are being pushed to think more conceptually about functions. Our nuanced look at coordination tasks in a reform textbook has implications for research in teaching and learning calculus.  相似文献   
78.
This article provides an overview of the literature on relational aggression of school‐aged children and adolescents, with the specific aim of making this information relevant to school settings and education professionals. Relational aggression is discussed in terms of definitions, terms, and the importance of the school context. The literature on gender and familial influences as they relate to relational aggression is overviewed. Assessment methods for detecting relational aggression in children and adolescents are described, with an emphasis on measurement techniques most viable for capturing this sometimes‐elusive construct. We conclude with a discussion of proposed best practices in school settings for effectively preventing and responding to incidents of relational aggression within the context of social and emotional learning interventions and positive behavioral interventions and supports. © 2006 Wiley Periodicals, Inc. Psychol Schs 43: 345–360, 2006.  相似文献   
79.
In this article, we present a microfluidic platform for passive fluid pumping for pump-free perfusion cell culture, cell-based assay, and chemical applications. By adapting the passive membrane-controlled pumping principle from the previously developed perfusion microplate, which utilizes a combination of hydrostatic pressure generated by different liquid levels in the wells and fluid wicking through narrow strips of a porous membrane connecting the wells to generate fluid flow, a series of pump-free membrane-controlled perfusion microfluidic devices was developed and their use for pump-free perfusion cell culture and cell-based assays was demonstrated. Each pump-free membrane-controlled perfusion microfluidic device comprises at least three basic components: an open well for generating fluid flow, a micron-sized deep chamber/channel for cell culture or for fluid connection, and a wettable porous membrane for controlling the fluid flow. Each component is fluidically connected either by the porous membrane or by the micron-sized deep chamber/channel. By adapting and incorporating the passive membrane-controlled pumping principle into microfluidic devices, all the benefits of microfluidic technologies, such as small sample volumes, fast and efficient fluid exchanges, and fluid properties at the micro-scale, can be fully taken advantage of with this pump-free membrane-controlled perfusion microfluidic platform.  相似文献   
80.
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