Some issues on designing and programming a prototype have been raised in connection with using HyperCard as a software development environment. Even though the Message Assistant turns out to be slow in applying several rules to large message sets, it has several versatile mechanisms so that Message Assistant can be served as a communication tool in educational communities. Situated cognition and the culture of learning. Lawrence Erlbaum Associates. A rule-based electronic mail processor for collaborative electronic learning environments.
Hypertext principles for text and courseware design.
A new organizational framework for improving teacher education using electronic networks. Center for Information Systems Research. Peer collaboration in computer-mediated science investigations. Cooperative learning across classrooms. Acknowledgements This material is based upon work supported by the National Science Foundation under Grant No. RED-9253423.