Online teaching and learning has been in transition for its entire existence. The number of courses offered at a distance has grown rapidly. According to the National Center for Education Statistics (Waits & Lewis, 2003), in 2000-2001 more than 56% of four-year colleges and universities in the United States offered distance education degree…

This booklet outlines the use of computers in elementary and secondary science classrooms. Chapters and their topics are: (1) "A Computer-Enriched Science Learning Environment" (an introduction); (2) "Computer-Assisted Learning" (lesson formats for drill and practice programs and tutorial programs, and several example programs); (4)…

This paper describes a computer-supported environment designed to facilitate distance learning through collaborative problem-solving. The goal is to encourage distance learning students to work together, in order to promote both learning of collaboration and learning through collaboration. Collaboration is defined as working together on a common…

The Virtual University is an Internet-based learning environment developed at the University of Hagen (Germany). Complex teaching activities based on new concepts integrating net-based communication and cooperation facilities take place in the Virtual University. Experiences show that there is a threshold, especially for tutors in non-computer…