Keyphrases
- discussion forums
- learning environment
- learning styles
- student learning
- digital libraries
- intelligent tutoring systems
- undergraduate students
- word problems
- tutoring system
- student model
- science education
- learning process
- high school students
- social networks
- helping students
- online discussion forums
- collaborative writing
- conceptual understanding
- educational environment
- online course
- content analysis
- online learning
- learning objects
- metadata