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161.
This mixed methods case study examined the implementation of a 1:1 iPad initiative in a suburban, co-educational, independent, preK–4th grade elementary school in the United States. This article focuses on how teachers used iPads to differentiate instruction and across multiple content areas. Findings show the processes by which teachers employed iPads demonstrated a myriad of teaching and learning opportunities. Overall, teachers integrated iPads into the existing curriculum to complement or enhance their lessons, provide different choices for students to engage with content, or for them to delve deeper into the content. Additionally, iPads were often used in interdisciplinary ways, involving a combination of at least two different content areas during one lesson.  相似文献   
162.
A randomized controlled trial was conducted to examine eight weeks of resistance training (RT) with and without time-restricted feeding (TRF) in order to assess nutrient intake and changes in body composition and muscular strength in young recreationally active males. The TRF programme consisted of consuming all calories within a four-hour period of time for four days per week, but included no limitations on quantities or types of foods consumed. The RT programme was performed three days per week and consisted of alternating upper and lower body workouts. For each exercise, four sets leading to muscular failure between 8 and 12 repetitions were employed. Research visits were conducted at baseline, four, and eight weeks after study commencement. Measurements of total body composition by dual-energy X-ray absorptiometry and muscle cross-sectional area by ultrasound were obtained. Upper and lower body strength and endurance were assessed, and four-day dietary records were collected. TRF reduced energy intake by ~650?kcal per day of TRF, but did not affect total body composition within the duration of the study. Cross-sectional area of the biceps brachii and rectus femoris increased in both groups. Effect size data indicate a gain in lean soft tissue in the group that performed RT without TRF (+2.3?kg, d?=?0.25). Upper and lower body strength and lower body muscular endurance increased in both groups, but effect sizes demonstrate greater improvements in the TRF group. Overall, TRF reduced energy intake and did not adversely affect lean mass retention or muscular improvements with short-term RT in young males.  相似文献   
163.
Body dissatisfaction is prevalent in women’s artistic gymnastics (WAG). Cross-sectional research points to social and individual risk factors, however it does not account for potential changes in body dissatisfaction during an athletic season. This study aimed to determine how gymnasts’ body dissatisfaction, risk factors for eating disorders, media internalisation, perfectionism and mood state change during pre-competition, competition and post-competition seasons and to identify how these psychosocial indicators impact on body dissatisfaction during the athletic year. The sample consisted of 20 Brazilian elite women’s artistic gymnasts aged 10–16 years. Data were obtained from a 9-month study using: Body Shape Questionnaire (BSQ); Eating Attitude Test-26; Sociocultural Attitudes Towards Appearance Questionnaire-3 (SATAQ-3); Multidimensional Perfectionism Scale (MPS); Brunel Mood Scale (BRUMS) and triceps and subscapular skinfolds. Body dissatisfaction was higher during the competition season and disordered eating, perfectionism and vigour values were higher in the pre-competition season. Disordered eating has been found as the strongest predictor of body dissatisfaction during all seasons, and mood state partly contributed to body dissatisfaction in the competitive season. Stakeholders should understand that body dissatisfaction and the prevalence of disordered eating may change over time.  相似文献   
164.
This study investigated age-dependent improvements of monitoring and control in 7/8- and 9/10-year-old children. We addressed prospective (judgments of learning and restudy selections) and retrospective metacognitive skills (confidence judgments and withdrawal of answers). Children (N = 305) completed a paired-associate learning task twice, with a 1-year delay. Results revealed improvements in retrospective, but not in prospective monitoring and control. Furthermore, control remained suboptimal, seemingly a consequence of overoptimistic monitoring. Both age groups showed stronger monitoring-based control at the second compared to the first assessment. The comparison with a cross-sectional sample (N = 144) revealed that improvements in retrospective monitoring can be mainly attributed to naturally occurring development, whereas retrospective control seemed to improve due to increased task familiarity.  相似文献   
165.
This set of experiments assessed the influence of RateMyProfessors.com profiles, and the perceived credibility of those profiles, on students’ evaluations of professors and retention of material. In Study 1, 302 undergraduates were randomly assigned to read positive or negative RateMyProfessors.com profiles with comments that focused on superficial or legitimate professor features. Participants then watched a lecture clip, provided professor ratings and completed a quiz on the lecture. In Study 2, 81 students who were randomly assigned to read the same RateMyProfessors.com profiles before an actual class provided credibility ratings of the information, listened to a lecture and provided professor ratings at the end. Across both experiments, one in a laboratory setting, and one in an authentic undergraduate lecture, participants gave more favourable professor ratings after reading positive evaluations from RateMyProfessors.com information. These findings establish the causal link between professor information and subsequent evaluations.  相似文献   
166.
An analysis was undertaken of 217 English school anti-bullying policies, from 169 primary schools and 48 secondary schools, using a 34-item scoring scheme. Findings were compared with an analysis of 142 schools six years earlier. Overall schools in the current analysis had about 49% of the items in their policies, a modest increase over the previous study. Most included a definition of bullying and statements about improving school climate but many schools did not mention other important aspects, and there was low coverage of cyberbullying, homophobic bullying, bullying based on disabilities, or faith; teacher–pupil bullying; responsibilities beyond those of teaching staff; following up of incidents; and specific preventative measures such as playground work, peer support, inclusiveness issues, and bullying to and from school. Several improvements in policies, significant for 20 out of 34 criteria were noted. Findings are discussed in terms of national policy, and ways to support schools in maximising the potential of their policies for reducing bullying.  相似文献   
167.
Social workers employed in areas such as public child welfare, substance abuse, and corrections often provide services to involuntary clients. These individuals do not seek social work services on their own volition and may be actively opposed to the services they are receiving. This study explores social work students' attitudes about working with involuntary clients. The article is based on a cross-sectional survey of social work students (N = 107) at a large Southeastern university. Participants answered questions regarding their experience, knowledge, and attitudes about involuntary clients. Findings and implications for social work education and practice are discussed.  相似文献   
168.
Evolving technologies and globalisation presents educators with the challenge of creating learning experiences to help students develop competencies to enable them to function successfully in a dynamic society. Today’s learner is expected to be multiliterate – able to analyse and construct multi-modal texts. A qualitative embedded multi-case study was conducted to investigate the learning experiences and multiliteracy outcomes for students engaged in an educational program with a media studies focus. The program, designed for a secondary school English curriculum, was underpinned by multiliteracies pedagogy and delivered within a technology-mediated environment. This paper reports a single class case drawing upon examples from small group cases embedded within the class. The findings suggest that educational programs underpinned by multiliteracy pedagogy supported by technology can provide meaningful learning experiences for students whilst achieving multiliteracies focused learning outcomes. For this to occur important factors such as teacher technology competencies and expertise, access and integration of technology and facilitation of effective learning scaffolds should be considered.  相似文献   
169.
In this paper we illustrate how ways of thinking about ethics are tied up with sport and physical education practice and introduce an alternative approach that can help to develop ethical pedagogies. We begin by locating socio-moral education in physical education within historical and contemporary pedagogical scholarship. Our argument is that the work of today's physical educators is still shaped by claims that were made about school sport in the nineteenth century and that sport scholars have long had difficulties proving these claims empirically. Rather than search for data that can confirm or refute claims of moral learning, we examine how incidents related to moral behaviour occur during physical education lessons. To do this we draw on data from an ethnographic investigation of a school in North Western Switzerland. Specifically, we present three episodes of interaction in three different physical education lessons. To make sense of these episodes, we introduce a social constructionist perspective. The main assumptions of this perspective are: (1) meanings are created through dialogue and consensus and are context-relative; (2) interactions between people are joint accomplishments; and (3) contexts affect how people interact with one another. Equipped with a constructionist framework, we then inspect the interactive episodes more closely. We include brief discussions of how constructionist understandings might inform ethics pedagogies in the future, suggesting that practitioners should be cautious of universal understandings of ethics, consider pupils as members of communities that are held together by shared practices, provide space for pupils to position themselves differently during lessons and, finally, account for contextual factors when evaluating pupils’ actions.  相似文献   
170.
We develop a two-phased survey design—based on the uses and gratifications approach and the theory of planned behavior—to analyze competitive relations between search engines and traditional information sources. We apply the survey design in a large-scale empirical study with 14-to 66-year-old Internet users (mean age 32) to find out whether complementary or substitutional dependencies predominate between search engines and three traditional information sources—paper-based encyclopedias and yellow pages and telephone-based directory assistance. We find that search engines, compared to the traditional alternatives, are gratifying a wider spread of users' needs. Although yellow pages and directory assistance are potentially substitutable, encyclopedias serve those needs that search engines cannot (yet) fulfill. The traditional media companies face increased competition, but do not necessarily have to be in an inferior competitive position.  相似文献   
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