... kinds of interaction The first is the interaction of the learner with the machine As the sophistication of multimedia design has increased, so have the types and forms of interaction, although they ... the sum of all students in the class This then raises the question of the validity and authority of knowledge gained over the Internet How can the learner be sure of the sources of information? ... all, these new media change the forms and nature of knowledge? It is argued that the new media will profoundly change the nature of knowledge, what is considered authoritative, and even on what...