Question: what are some opportunities and challenges of using virtual classrooms?
Answer: Not Being Able to Read Non-Verbal Cues. Virtual classrooms are the closest equivalent of physical classrooms in the digital world. ... 
Fewer Tools. One of the biggest challenges faced in e-learning is multimodality. ... 
Distracted Learners. Many people learning in virtual classrooms do so from home. ... 
Gaining Learners' Confidence.