Interactive whiteboards (IWBs) have been widely introduced to English primary schools (5–11 years) in the last decade and this has generated much research interest. In the past, research has focused on IWB-use in teacher-led sessions, attending particularly to the nature of teacher-pupil interaction at the IWB and the apparent motivational advantages for children. In contrast, this study focuse...

Background: Nowadays, due to ineffectiveness of interventions in the prevention of obesity in school-age children, collaborative approach in order to prevent and control the obesity seems necessary. Aim: to assess the impact of health promotion programs with collaborative approach on physical activity levels of overweight school-age girls. Methods: This quasi-experimental and pretest/post-test ...

Collaborative tagging has been quickly gaining ground because of its ability to recruit the activity of web users into effectively organizing and sharing vast amounts of information. Here we collect data from a popular system and investigate the statistical properties of tag co-occurrence. We introduce a stochastic model of user behavior embodying two main aspects of collaborative tagging: (i) ...

Collaboration between peers is an important aspect of the learning process and can considerably augment learning in studying complex domains. To ensure that peer collaboration occurs within unfamiliar situations such as those provided by Virtual Learning Environments, support for collaborative activities needs to be offered to learners. This support can be provided using intelligent agents that...

in this study, the researchers investigated a critical aspect of efl/esl writing pedagogy-the impact of teacher written commentary on student writer’s earlier drafts. compositions of 80 iranian undergraduate english majors were commented on using a trio of imperatives, statements, and questions on both content and form. overall, the results indicated that the comments in the imperative form hel...

Port organizations have focused their efforts on physical or tangible assets, generating profitability and value. However, it is recognized that the greatest sustainable competitive advantage is the creation of knowledge using the intangible assets of the organization. The Balanced ScoreCard, as a performance tool, has incorporated intangible assets such as intellectual, structural and social c...