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61.
In British schools, educational software is normally used by children working under the supervision of a teacher, who will have set them specific tasks and organize them to work at the computer in pairs or groups. However, those theories of learning which have most influenced research into the design and use of educational software have been essentially concerned with individualized learning, and are insensitive to the nature of teaching and learning as a communicative, culturally-based process. The present paper discusses an alternative theoretical perspective, one derived from the work of Vygotsky. This is used in an analysis of interventions made by teachers in the computer-based activities of their pupils, using observational data gained from video-recordings of primary school classrooms. The usefulness of the theoretical perspective is evaluated, and implications for the development of computer-based activities are discussed. 相似文献
62.
OBJECTIVE: This study compared the effectiveness of two types of instructor feedback (relative to no feedback) on investigative interviewers' ability to adhere to open-ended questions in simulated practice interviews about child abuse. METHOD: In one condition, feedback was provided at the end of each practice interview. In the other, the instructor stopped the interviewer at various stages during the practice interviews to provide feedback. The relative effect of these conditions was examined by measuring interviewers' performance in a standardized mock interview paradigm immediately prior to, immediately after, and 12 weeks after the practice and feedback sessions. RESULTS: Prior to and 12 weeks after the practice sessions were administered, there was no significant difference in participants' adherence to open-ended questions irrespective of the nature of the feedback, or whether feedback was received. At the immediate post-practice assessment interval, however, the participants who received feedback during the practice interviews performed better (M proportion of open-ended questions=.85, SD=.13) than the other participants (post-interview feedback M=.67, SD=.18, p<.001; no feedback M=.56, SD=.16, p<.001). This heightened use of open-ended questions was associated with a greater tendency among the interviewees to provide abuse-related details in response to open-ended questions (M=.91, SD=.11) compared to the other participants (post-interview feedback M=.77, SD=.15, p<.05; no feedback M=.69, SD=.16, p=.001). CONCLUSIONS: Different types of feedback can be differentially effective in training child abuse investigators to adhere to open-ended questions. The benefits of any training program, however, are likely to be short-lived without ongoing practice. PRACTICE IMPLICATIONS: A single study compared the relative effectiveness of two types of instructor feedback (relative to no feedback) on investigative interviewers' ability to adhere to open-ended questions in simulated practice interviews about child abuse. This research is relevant to trainers of investigative interviewers because there is currently large variability in the type of feedback employed in training programs. This study is one of the first to empirically demonstrate that different types of feedback may be differentially effective in improving the performance of investigative interviewers. 相似文献
63.
Kathleen M. Fisher 《科学教学研究杂志》1990,27(10):1001-1018
This article briefly describes the SemNet? software and some of its uses as an educational and research tool, with emphasis on the similarities and differences between concept mapping and semantic networking. A semantic network captures (in part) each concept's position in psychological space, identifying both the other concepts to which it is connected and the nature of the links that bind them. Computer-based semantic networks differ from paper-and-pencil maps in that they are n-dimensional; each concept can be linked to many other concepts; relations are bidirectional; representations can include images, text, and sound; and nets can be very large. Disadvantages of SemNet? networks include (a) the difficulties in obtaining a clear overview and (b) the homogeneous nature of the representations, in which all links look alike. Advantages include the ability to integrate ideas across a large knowledge base, the ease and rapidity of net creation, the ease with which elements (concepts, relations, or propositions) can be found within nets, and the utility of nets as self-study tools. Concept mapping and semantic networking are complementary strategies that can be used effectively in tandem to help students learn, to help teachers teach, and to support cognitive research. 相似文献
64.
65.
Mary K. Rothbart Stephan A. Ahadi Karen L. Hershey & Phillip Fisher 《Child development》2001,72(5):1394-1408
This article reviews evidence on the reliability and validity of the Children's Behavior Questionnaire (CBQ), and presents CBQ data on the structure of temperament in childhood. The CBQ is a caregiver report measure designed to provide a detailed assessment of temperament in children 3 to 7 years of age. Individual differences are assessed on 15 primary temperament characteristics: Positive Anticipation, Smiling/Laughter, High Intensity Pleasure, Activity Level, Impulsivity, Shyness, Discomfort, Fear, Anger/Frustration, Sadness, Soothability, Inhibitory Control, Attentional Focusing, Low Intensity Pleasure, and Perceptual Sensitivity. Factor analyses of CBQ scales reliably recover a three-factor solution indicating three broad dimensions of temperament: Extraversion/Surgency, Negative Affectivity, and Effortful Control. This three-factor solution also appears to be reliably recovered in ratings of children in other cultures (e.g., China and Japan). Evidence for convergent validity derives from confirmation of hypothesized relations between temperament and socialization-relevant traits. In addition, parental agreement on CBQ ratings is substantial. The CBQ scales demonstrate adequate internal consistency, and may be used in studies requiring a highly differentiated yet integrated measure of temperament for children in this age range. 相似文献
66.
67.
Embedding the literacy strategy: snapshots of change 总被引:1,自引:0,他引:1
Ros Fisher 《Literacy》2004,38(3):134-140
This paper considers the government's initiative to change the teaching of literacy in primary schools in England. It draws on evidence from a one‐year ESRC‐funded project that observed teaching in the first year of the NLS and a two‐year follow‐up study that revisited and re‐interviewed several of the teachers from the original study. It proposes that, although substantial changes have been made to the organisation and procedures of literacy teaching, deeper pedagogical change is less obvious in some classrooms. It further argues that for teachers to have the freedom to develop their pedagogy, the climate of coercion and outcome‐led education must change. 相似文献
68.
Tony?Rickards Perry?Den?BrokEmail author Darrell?Fisher 《Learning Environments Research》2005,8(3):267-287
This study reports the first development in Australia of science teacher typologies of teacher–student interpersonal behaviour.
Students' perceptions of teacher–student interpersonal behaviour were measured using the Questionnaire on Teacher Interaction
(QTI). Earlier work with the QTI in The Netherlands has revealed eight different interpersonal styles, which were later confirmed
with an American sample of secondary school teachers. The present study investigated the extent to which typologies found
in earlier studies also apply to a sample of Australian secondary school science teachers. Data were first checked to examine
whether the eight profiles found in The Netherlands and the USA were also present in the Australian data. A cluster analysis
using various clustering methods and procedures was used to determine Australian typologies and compare these with earlier
Dutch findings. Results of the cluster analyses were verified by analyses of variance, by plotting QTI scale scores graphically,
and by presenting a set of sector graphics to two independent researchers and having them sort these into different profiles
as found in the statistical analyses. The resultant typologies and implications for professional development and research
are presented. 相似文献
69.
A comparison of the effects of scopolamine hydrobromide on working memory and reference memory in White Carneaux pigeons was undertaken by means of a modified delayed matching-to-sample procedure. Performance on working-memory trials was disrupted by decreases in sample duration and intertriai interval and by increases in delay interval. Performance on reference memory trials was not disrupted by any of these parametric manipulations. In Experiment 1, the pigeons received injections of scopolamine hydrobromide (0.01, 0.05, or 0.1 mg/kg), scopolamine methyl bromide (0.1 mg/kg), or saline prior to test sessions. In Experiment 2, the pigeons received injections of scopolamine hydrobromide (0.01 or 0.03 mg/kg), scopolamine methyl bromide (0.03 mg/kg), or saline. In both experiments, scopolamine hydrobromide had greater disruptive effects on working-memory trials than on reference-memory trials. The centrally active form of scopolamine disrupted working-memory trial accuracy more than the peripherally active form. However, no drug dose × delay interval interaction was obtained. Thus, the interference on working-memory-trial accuracy produced by central cholinergic blockade would not appear to be due to alterations in the active maintenance of information during the delay interval. 相似文献
70.
This paper explores the development of students’ knowledge of mathematical procedures. Students’ tendency to develop rote knowledge of procedures has been widely commented on. An alternative, more flexible endpoint for the development of procedural knowledge is explored here, where students choose to deviate from established solving patterns on particular problems for greater efficiency. Students with no prior knowledge of formal linear equation solving techniques were taught the basic transformations of this domain. After instruction, students engaged in problem-solving sessions in two conditions. Treatment students completed the “alternative ordering task,” where they were asked to re-solve a previously completed problem but using a different ordering of transformations. Those completing alternative ordering tasks demonstrated greater flexibility. 相似文献