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61.
System thinking is usually investigated by using questionnaires, video analysis, or interviews. Recently, concept-mapping (CM) was suggested as an adequate instrument for analysing students' system thinking. However, there are different ways with which to use this method. Therefore, the purpose of this study was to examine whether particular features of CM practices affect the valid assessment of students' system thinking. The particular features analysed were the medium (computer versus paper–pencil) and the directedness (highly directed versus nondirected) of CM practices. These features were evaluated with respect to their influence on (a) students' performance in CM and (b) the validity of different CM practices for system thinking. One hundred fifty-four German fourth graders (mean age: 9.95 years) and 93 eighth graders (mean age: 14.07 years) participated in the study following an experimental pre-test–post-test design. Three variations of CM practices were applied: (a) highly directed computer mapping, (b) highly directed paper–pencil mapping, and (c) nondirected paper–pencil mapping. In addition to the CM task, a paper–pencil questionnaire was employed to investigate the validity of the CM practices. Results showed that the computer positively influenced student performance in CM when compared with paper–pencil. By contrast, there was no difference between highly directed and nondirected mapping. Whereas the medium rarely influenced the validity of CM for system thinking, high directedness showed a positive influence. Considering the limitations and benefits of particular CM practices, we suggest highly directed and computer-based CM as an appropriate assessment tool—in particular, with regard to large-scale assessments of system thinking.  相似文献   
62.
Civic learning: moving from the apolitical to the socially just   总被引:1,自引:1,他引:0  
This study examines the knowledge and skills that characterize civic learning for young people. Building on a literature review, it reports an exploratory case study with students and teachers in four secondary schools in the Ottawa, Canada region. The perspectives of researchers co‐operating with educators and students against a backdrop of provincial government curricula and secondary literature on youth citizenship engagement provide an enriched understanding of the state and potential of civic learning. It concludes that current civic learning is primarily characterized by procedural knowledge and compliant codes of behaviour that do not envelope students in collective action for systemic understandings of political issues. This study argues for renewed efforts to put social justice at the heart of student learning. To present a convincing civic educational programme, schools should prepare students to analyse power relationships, investigate the ambiguities of political issues, and embrace opportunities for social change.  相似文献   
63.
The impact of high (e.g. syntax and semantics) and low (graphemes) linguistic levels in 50 Swedish beginners' oral reading of running texts is explored, by means of a qualitative analysis of reading errors collected in a longitudinal study. The hypothesis, based on previous quantitative results from the same data, was that the graphemic and/or lexical levels could explain some of the reading errors, but that, for example, syntactic complexity or unexpected contexts could explain others. Unfamiliar words and words with complex graphemic structures did result in many reading errors, but a relatively large number of errors seem to be caused by, for example, syntactical or contextual constraints. In the longitudinal perspective, the readers tended to advance through various phases regarding their utilisation of higher linguistic levels, revealing a possible transition from a concentration mainly on the graphemic level via a dependency on and finally a sensitivity to context.  相似文献   
64.
Trajectories in teacher education: Recognising prior learning in practice   总被引:1,自引:0,他引:1  
This article analyses the trajectories into teacher education of a group of child minders who are studying to become pre-school teachers. The specific focus is what impact their prior experiences and learning from pre-school have on their trajectories, and how these experiences and learning are recognised in the first year of teacher education. A situated learning perspective is applied, with a focus on participation and trajectories in the two communities of practice in which teacher education is situated – the university and the pre-school. The data consist of transcribed interviews with ten student teachers, and additional data are gathered from stakeholders in the program. The results show that prior experiences and learning are given implicit and indirect recognition. In the practice of the pre-school, the trajectory means a shift in identity, from child minder to student teacher and pre-school teacher. In the practice of the university, prior experiences and learning help students in their trajectories from peripheral to fuller participation.  相似文献   
65.
The present study used cross‐lagged panel analyses to test longitudinal associations among emotion regulation, prefrontal cortex (PFC) function, and depression severity in adolescent girls. The ventromedial and dorsomedial PFC (vmPFC and dmPFC) were regions of interest given their roles in depression pathophysiology, self‐referential processing, and emotion regulation. At ages 16 and 17, seventy‐eight girls completed a neuroimaging scan to assess changes in vmPFC and dmPFC activation to sad faces, and measures of depressive symptom severity and emotion regulation. The 1‐year cross‐lagged effects of dmPFC activity at age 16 on expressive suppression at age 17 and depressive symptomatology at age 17 were significant, demonstrating a predictive relation between dmPFC activity and both suppression and depressive severity.  相似文献   
66.
67.
Simulation studies involving mixture models inevitably aggregate parameter estimates and other output across numerous replications. A primary issue that arises in these methodological investigations is label switching. The current study compares several label switching corrections that are commonly used when dealing with mixture models. A growth mixture model is used in this simulation study, and the design crosses three manipulated variables—number of latent classes, latent class probabilities, and class separation, yielding a total of 18 conditions. Within each of these conditions, the accuracy of a priori identifiability constraints, a priori training of the algorithm, and four post hoc algorithms developed by Tueller et al.; Cho; Stephens; and Rodriguez and Walker are tested to determine their classification accuracy. Findings reveal that, of all a priori methods, training of the algorithm leads to the most accurate classification under all conditions. In a case where an a priori algorithm is not selected, Rodriguez and Walker’s algorithm is an excellent choice if interested specifically in aggregating class output without consideration as to whether the classes are accurately ordered. Using any of the post hoc algorithms tested yields improvement over baseline accuracy and is most effective under two-class models when class separation is high. This study found that if the class constraint algorithm was used a priori, it should be combined with a post hoc algorithm for accurate classification.  相似文献   
68.
Previous research suggests that people encode gender starting in childhood. The present research asked whether gender diverse children (i.e., children whose gender identity or expression differs from that expected based on assigned sex) encode gender. Results showed that 3- to 5-year-old gender diverse participants (N = 71), siblings of gender diverse children (N = 52), and gender conforming controls (N = 69) did not significantly differ in degree of gender encoding. These results converge with prior research to suggest that gender diverse children process gender in ways that do not differ from gender conforming children, and provide further evidence that gender encoding may be a common aspect of person perception in societies that support a binary view of gender.  相似文献   
69.
Educational Psychology Review - Achievement emotions are emotions linked to academic, work, or sports achievement activities (activity emotions) and their success and failure outcomes (outcome...  相似文献   
70.
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