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101.
Ten rats were trained to press a right lever following two successive sounds and to press a left lever following four successive sounds. Three sound sequences were used in initial discrimination training, such that reliable classification could not be based on the duration of each sound, the interval between sounds, or the total duration of the sound sequence. Classification of seven novel sound sequences suggested that the animals were either using number or the sum of sound durations in a sequence as the relevant cue. When this total sound duration was put in conflict with number, rats classified by number. The conclusion was that rats can discriminate number, even when temporal cues are controlled.  相似文献   
102.
This project explored how iPads were being used in a range of K‐12 schools to support the learning of students with a range of learning support needs. Groups of teachers (and other professionals) from the USA, Canada, Australia and the UK were invited to complete an online survey focused on the use of iPads in their classrooms, perspectives of their skill level, and how their school and school districts support the use of iPads. The survey focused on iPad use in classrooms (curriculum and skills); teachers’ skill levels; whether iPads are addressed in the Individualised Education Program (IEP); the systemic support for the iPads; and the perceived benefits and barriers. The results reveal that respondents are using iPads across many areas of the curriculum, which affirms the research in the emerging literature base. However, there are teacher reported differences in the manner and scope of iPad use in the classrooms and also the integration of the iPad in the IEP. The research also highlights variability in reported skill level for the iPad and an increased need for enhanced systemic support, such as training, funding, technical support and administrative support for the use of the iPad as a pedagogical tool.  相似文献   
103.
Instructors in multi-major professional communication courses are asked to teach students a variety of workplace genres. However, teaching genres apart from their contexts may not result in transfer of knowledge from school to workplace settings. We propose teaching students to research genre use via activity theory as a way of encouraging transfer. We outline theory and research relevant to teaching genre and provide results from a study using activity theory to teach genre in two different professional communication courses.  相似文献   
104.
Thirsty rats were trained to collect small water rewards from the end of each arm of an eight-arm radial maze. During these training trials and subsequent testing trials, the subjects were allowed to choose a maximum of eight arms. “Preference” for a target maze location was studied by noting when, in the sequence of eight choices, the target was selected. During testing, when one maze location was consistently devoid of water, rats decreased their preference for this arm over trials (Experiment 1). Similarly, rats that learned a saccharin-lithium association demonstrated lower preferences for a maze location that consistently held the conditioned saccharin solution. This was true for animals that received saccharin-lithium conditioning on the maze (Experiment 3A) and for animals conditioned to saccharin in a separate context (Experiment 3B). An increase in preference for a target maze location consistently containing a sweet chocolate milk solution was observed in animals that were water- and food-deprived (Experiment 2). These studies demonstrate that animals will modify their responses toward (preferences for) maze locations that predictably contain an altered reward.  相似文献   
105.
106.
Abstract

Assessment feedback is one of the most important components of the learning process. However, student and educator dissatisfaction with feedback practices continues to remain a significant problem in higher education. To better understand the barriers to effective feedback, the present study explores feedback challenges identified by 3807 students and 281 educators from two Australian universities. Open-response data were analysed using an inductively derived coding framework and thematic analysis. The findings reveal three major themes relating to the challenges of feedback from the perspective of students and educators: feedback practices, contextual constraints and individual capacity. In addition to confirming the persistence of many previously reported challenges in the literature, this paper also offers insights into challenges that are particular to feedback, especially relating to the production of useful comments and the perceived hurdles of both student and educator attitudes and capabilities. The findings also highlight the constrained nature of educators’ work, particularly in relation to time. While further research is needed, we propose that feedback needs to be understood as an interaction between practices, context and individuals.  相似文献   
107.
Purpose: This paper explores the intersections between community development and youth development in an initiative that mobilized farmers’ children as Rice Crop Manager (RCM) infomediaries (information mediators). RCM is an ICT-enabled nutrient management application.

Design/Methodology/Approach: The study engaged 30 farmers’ children in high school level from the provinces of Pangasinan, Isabela, Camarines Sur, Iloilo, Bukidnon, and Davao del Norte from November 2016 to October 2017. They interacted with the research team (the authors) and the RCM-SMS platform that sends text messages regarding fertilizer recommendations. A staff member from the Agricultural Training Institute (ATI) also called the students for some follow-up questions. The research team conducted three rounds of interviews with the students concerning the messages and calls that they received and what they did with the information.

Findings: This study finds that farmers’ children can perform infomediary roles quite effectively. Academically excellent children and those involved in farm work performed best.

Practical Implications: The study provides guidance on similar initiatives tapping young people in agricultural development.

Theoretical Implications: This paper finds that while Community Youth Development (CYD) Theory provides a powerful lens in understanding community and youth development intersections, some identified outcomes may overlap and may not be very easy to observe. Hence, the identified outcomes may be revisited for clarity and to make them more all-encompassing.

Originality/Value: The paper documents actual parent-child interaction when the latter is mobilized to serve as an infomediary to access nutrient management-related information on rice.  相似文献   

108.
Three tests of receptive language were administered to thirty children enrolled in regular, gifted, and learning disabled‐gifted programs. Analyses of variance indicated that the Token Test for Children differentiated the learning disabled‐gifted children and the Verbal Absurdities Subtest of the Detroit Tests of Learning Aptitude differentiated the gifted children from the other two groups.  相似文献   
109.
Positive youth development (PYD) deserves more empirical attention, particularly among children of diverse racial–ethnic backgrounds. Given the need among families for monitoring and supervision during out‐of‐school time, community‐based afterschool is a potentially promotive ecological setting. This study explores the quality of afterschool experiences upon PYD. This multimethod study includes over 500 elementary school children in Grades 2–5 (Mage = 8.80, SD = 1.12). The sample comprises of 49% White, 27% African American, 7% Latino, and 17% mixed race/others with 45% free/reduced lunch eligible children. In multilevel models, independently observed quality across time positively impacted competence, connection, caring for all youth, and cultural values for racial–ethnic minority youth. Afterschool fosters PYD, including sociocultural dimensions, when comprised of appropriately structured, supportive, and engaging interactions.  相似文献   
110.
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