Optimizing for featured snippets, also known as position zero, can help improve a site's visibility and drive more traffic. Sites that provide concise, informative answers to common user queries are more likely to appear in featured snippets. Remote learning The role of the teacher is changing in the 21st century. Teachers must not only impart knowledge and skills, but also act as facilitators of learning, mentors, and guides. They must be adept at using technology, creating a positive learning environment, and fostering a love of learning in their students.