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Computers & Education

2003 Volume 40, Number 3

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Table of Contents

Number of articles: 6

  1. Explaining cryptographic systems

    Tim Bell, Harold Thimbleby, Mike Fellows, Ian Witten, Neil Koblitz & Matthew Powell

    Modern cryptography can achieve levels of security and authentication that non-specialists find literally incredible. Techniques including information-hiding protocols, zero-knowledge proofs and... More

    pp. 199-215

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  2. A conceptual map model for developing intelligent tutoring systems

    Gwo-Jen Hwang

    With the recent rapid progress of computer technology, researchers have attempted to adopt artificial intelligence and use computer networks to develop computer-aided instruction systems. Meanwhile... More

    pp. 217-235

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  3. Sage, guide or ghost? The effect of instructor intervention on student participation in online discussion forums

    Margaret Mazzolini & Sarah Maddison

    When facilitating asynchronous discussion forums, should online instructors be encouraged to take a prominent ‘sage on the stage' role, a more constructivist ‘guide on the side' role, or an ultra... More

    pp. 237-53

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  4. Redefining the learning companion: the past, present, and future of educational agents

    Chih-Yueh Chou, Tak-Wai Chan & Chi-Jen Lin

    The development of intelligent tutoring systems has long been the focus of applying artificial intelligence and cognitive science in education. A new breed of intelligent learning environments... More

    pp. 255-269

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  5. Combining interactivity and improved layout while creating educational software for the Web

    Saulo Faria Almeida Barretto, Renata Piazzalunga, Viviane Guimarães Ribeiro, Maria Beatriz Casemiro Dalla & Roberto Moreno Leon Filho

    Two major attributes influence a project aimed at developing educational software: user interactivity and graphic design. These two attributes are not easily found within the same development tool.... More

    pp. 271-284

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  6. User requirements of the “ultimate” online assessment engine

    Niall Sclater & Karen Howie

    As online computer assisted assessment (CAA) is adopted throughout education, the number of CAA systems proliferates. While a number of commercial systems are gaining in sophistication, no single... More

    pp. 285-306

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