Argues that consideration of constructivism's epistemological implications suggests that educational technologists need to convince learners of a problem's authenticity rather than to promote environments that deliver "preauthenticated" problems. Proposes guidelines to assist developers of educational technologies in accommodating the essentially…

Discusses designers' need to design educational software for subversive use, recognizing that users fit the use of technology-based environments into contextually tuned "situated" learning environments. In this sense, good design is volatile design, or design which changes with contextual use. These ideas are illustrated with reference to a range…