Resources References  
   
  Getting Learner Centered
Learner Characteristics
Facilitated Discussion
Cooperative and Collaborative Learning
Learner Directed Exploration
Problem/Case-based Learning
WebQuest
Microworlds/Simulation
Virtual Lab
Cognitive Flexibility Hypermedia
Computer Supported Intentional Learning Environment
Overview Examples

Computer-Supported Intentional Learning Environments
http://www.ed.gov/pubs/EdReformStudies/EdTech/csile.html