Financial analysts generally create static formulas for the computation of NPV. When they do so, however, it is not readily apparent how sensitive the value of NPV is to changes in multiple interdependent and interrelated variables. It is the aim of this paper to analyze this variability by employing a dynamic, visually graphic presentation using…

Computational tools and resources play an important role for vocabulary acquisition. Although a large variety of dictionaries and learning games are available, few resources provide information about the complexity of a word, either for learning or for comprehension. The idea here is to use frequency counts combined with intralexical variables to…

Currently, e-learning systems are mainly web-based applications and tackle a wide range of users all over the world. Fitting learners' needs is considered as a key issue to guaranty the success of these systems. Many researches work on providing adaptive systems. Nevertheless, evaluation of the adaptivity is still in an exploratory phase.…

Discusses the integration of different media and describes Bunkyo Museum of Literature, a hypermedia system developed in Japan. A study that tested the instructional effectiveness of the system with college students is described, including results related to level of interest, learning of factual information, and degree of perceived participation.…

This project established a metacognitive research and development framework (MRDF) and production process for the development of Web-based instructional science programming for early elementary and at-risk students. Mapped cognitive variables to metacognitive learning strategies for those variables, to metadata for the instructional design of the…