The maturing of constructivist instructional design: Some basic principles that can guide practice
Jerry Willis
págs. 5-16
The quality-lnteractivity relationship in distance education
Guglielmo Trentin
págs. 17-27
The new sciences and systemic change in education
Alison A. Carr Chellman
págs. 28-37
Designing technology-based performance support
Kent L. Gustafson
págs. 38-44
págs. 45-52
The human touch: Synchronous communication in web-based learning
Paul G. Shotsberoer
págs. 53-56
Some design strategies for developing an online course
Nancy Harrison, Carole Bergen
págs. 57-60
A suggested model for a working cyberschool
Mahnaz A. Javid
págs. 61-63