How can pedagogical approaches be implemented in an information-technical way with document mark-up languages? How can structured environments for computer- and network-based learning and teaching be constructed with document describing languages? How can the high pedagogical quality of learning...

Duffy and Jonassen published a text in 1992 titled: “Constructivism and the Technology of Instruction: A Conversation” (Duffy & Jonassen, 1992). The book summarizes the struggle between two camps: between the so-called intructionists, instructional designers, objectivists or technicians on...