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131.
Electronic databases provide access to resources in business, communication, education, applied science and technology, and the social sciences. This article identifies the databases that monitor the journals most frequently cited by technical and professional communication researchers.  相似文献   
132.
Rats were exposed twice in a rotated sequence to a series of six mazes, consisting of hexagonal alleys, balanced for different alley length and structural complexity. Locomotor activity increased with alley length and decreased with structural complexity of the mazes. Locomotion became less stereotyped with increased experience, showing an increasing number of turns, less constant velocity, loss of the initial preference for outward leading alleys and weakening of the forward tendency at reentry from side alleys into hexagonal alleys. In contrast to these qualitative changes of locomotion, the amount of activity remained almost unchanged throughout the experiment. The results suggest that these increases in locomotion complexity depend upon complex interactions between experience and stimulus content of the mazes.  相似文献   
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The ubiquity and educational potential of mobile applications are well acknowledged. This paper proposes six theory-based, pedagogical strategies to guide interaction design of mobile apps for young children. Also, to augment the capabilities of mobile devices, we used a humanoid robot integrated with a smartphone and developed an English-learning app that applied the design strategies to this environment. Our observations of children's one-on-one use support the promise of the strategies and the combined use of robots and mobile devices to be a viable option to help optimize mobile learning.  相似文献   
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One hundred and sixty college students read three fictitious biographical passages according to either imagery-mnemonic or no-strategy control instructions. In one mnemonic condition, subjects formed separate images involving each biographical name and its associated facts: in another mnemonic condition, the biographical name and its associated facts were integrated within a single composite image. Relative to an interference-control condition, integrated mnemonic subjects recalled more factual information, whereas separate mnemonic subjects did not. In addition, the recall of integrated mnemonic subjects was statistically no different from that of a noninterference control condition, whereas the recall of separate mnemonic subjects was lower. Both theoretical and educational implications of the results are discussed. The first author’s contribution to this work was supported by an Organized Research Grant from the Graduate School of Illinois State University. The second author’s contribution was supported by the National Institute of Education under Grant No. NIE-G-81-0009 to the Wisconsin Center for Education Research and was facilitated by a Romnes Faculty Fellowship from the Graduate School of the University of Wisconsin, Madison.  相似文献   
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ABSTRACT

Policy initiatives that seek to account for ethno-cultural differences in education and schooling have become increasingly popular over the past few decades. These include affirmative action measures and bilingual education models. The rationale for the implementation of these policies focuses on their potential to rectify historical discrimination by both levelling horizontal inequalities and granting equal value to different cultures and languages in the schooling process. In this framework, however, ethnic communities are often treated as discrete and static social aggregates, and social heterogeneity and spillover effects between groups are disregarded. This paper draws on empirical case studies from Colombia and Peru to show how identity policies of education can increase inter-ethnic competition, leading to protracted social conflicts. These outcomes, beyond negatively impacting local communities, raise important dilemmas surrounding the theoretical and operational foundations of these popular policy measures.  相似文献   
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