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The concept of reusable learning objects is at the heart of current thinking in the field of e-learning. Despite the promise of RLOs, actual examples of successful deployment of RLO technology are thin on the ground. There are several explanations ...

Operational Amplifiers are among the most important components used in analog electronic devices. They are complex and initially counter-intuitive in behaviour. Electrical engineering and electrotechnology students frequently need special tutorial ...

The most effective educational messages reflect key principles of information, interface and interactivity design. Interactivity in particular is a critical strategy for engaging learners, but it is most often considered from a single dominant...