Keyphrases
- social media
- learning environment
- social networks
- student learning
- student model
- social networking
- online social networks
- young adults
- social interaction
- learning process
- intelligent tutoring systems
- informal learning
- online course
- social networking sites
- learning processes
- tutoring system
- peer assessment
- online learning
- high school students
- social relationships
- multiple choice
- age groups
- student engagement
- age estimation