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71.
Research Findings: The present study examined the amount of exposure to math activities that children of low socioeconomic status (SES) encounter in private community-based preschool classrooms and whether greater time in these activities predicted higher math skills. Three cohorts of 4- to 5-year-old children were recruited from 30 private centers, resulting in a sample of 288 children nested within 73 preschool classrooms. Classroom observations were conducted for 150 min during fall and winter of the preschool year using a time sampling method. Preschoolers were exposed to an average daily amount of 2 min (range = 0–23) of math exposure. Hierarchical linear models were run to examine associations between math exposure and math achievement. Children’s exposure to math activities significantly and positively predicted their spring math scores, but associations between math exposure and math scores were stronger for children with lower initial cognitive abilities and self-regulation skills. Practice or Policy: Our findings revealed generally low levels of math instruction occurring in private child care centers primarily serving low-SES children. Even limited exposure to math activities predicted children’s math skills, however, which highlights the importance of math content in these settings.  相似文献   
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Audits of 23 degree programmes in eight universities showed wide variations in assessment patterns and feedback. Scores from Assessment Experience Questionnaire returns revealed consistent relationships between characteristics of assessment and student learning responses, including a strong relationship between quantity and quality of feedback and a clear sense of goals and standards, and between both these scales and students’ overall satisfaction. Focus group data helped to explain students’ learning responses but also identified ambivalent responses to the use of formative-only assessment, particularly when it was optional. Frequently, students were unclear about goals and standards, and found feedback unhelpful when assessment demands differed across modules, and when marking standards and approaches varied widely, making it difficult for feedback to feed forwards. The methodology underpinning the Transforming the Experience of Students through Assessment study described here has been used in more than 20 universities worldwide and is helping teachers to redesign assessment regimes, so that teachers’ efforts support learning better.  相似文献   
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This paper deals with the problem of stabilization by state feedback control of Takagi–Sugeno (T–S) fuzzy discrete-time systems with multiple fixed delays while imposing positivity in closed-loop. The obtained results are presented under linear programming (LP) form. In particular, the synthesis of state feedback controllers is first solved in terms of Linear programming for the unbounded controls case. This result is then extended to the stabilization problem by nonnegative controls, and stabilization by bounded controls. The stabilization conditions are derived using the single Lyapunov–Krasovskii functional (LKF). An example of a real plant is studied to show the advantages of the design procedure. A comparison between linear programming and LMI approaches is presented.  相似文献   
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The purpose of this paper is to explore middle school in-service mathematics teachers’ ability (1) to identify and explain students’ actions in pattern generalization and (2) to account for the variation in teachers’ explanations of students’ actions in terms of task and teachers’ factors. Two questionnaires were developed: (1) a questionnaire to measure teachers’ ability to identify students’ actions while finding the nth term in the pattern generalization and (2) a questionnaire to measure teachers’ ability to explain students’ actions in different tasks. The two questionnaires were given to a sample of 83 middle school in-service mathematics teachers from 22 schools in Lebanon. Analysis of data shows that teachers seemed to have the ability to identify students’ actions while finding the nth term in the pattern generalization and that teachers’ explanations of students’ actions in different tasks are lacking in terms of identifying variable-related counting elements. The results of stepwise multiple regression show that teachers’ ability to explain students’ actions to find the general term depends on their ability to explain students’ step-by-step counting or drawing.  相似文献   
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This paper addresses the question of what potential success factors are relevant when developing and managing higher education–business partnerships. To shed light on this question, the paper presents a review of research literature on the possible success factors in university–industry relations. To shed further light on the factors identified in the literature, this paper reports on an empirical study of cross‐sector collaboration between four regional universities and energy firms in Norway. The empirical study should be seen as a “relevance check” of the factors identified in the extant literature on university–industry collaboration, within the particular context of education‐related partnerships. Based on the review and case studies, implications for management and further research are discussed.  相似文献   
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Education and Information Technologies - E-Assessment, which is a key element in the instructional design process, plays a major role in supporting and enhancing learning. However, the current...  相似文献   
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ABSTRACT

Perceived service quality in higher education and its antecedents have been one of the significant issues worldwide. Despite being studied over decades, service quality (SQ) remains a crucial area of research due to its dynamic and contextual nature, among other reasons. The main research objective is to uncover the dimensions constituting SQ from the perspectives of postgraduate students and university staff to provide a better understanding of key elements of the SQ. The current research incorporated relevant theories and concepts from both marketing and higher education literature and employed in-depth interviews with students and staff for data collection. Interviewees’ insights were analyzed using content analysis. A conceptual model is developed to explain the suggested relationship among study variables. Based on qualitative data analysis, four dimensions of SQ emerged, namely academic services, academic facilities, administrative services, and students’ service role. Additionally, performance and employee orientation are found to affect SQ. Research findings can guide education managers and academicians to consider students’ service role as an integral dimension of SQ and find new ways to improve it.  相似文献   
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