Many students do not or have not learned what critical thinking questions are -- an instructor needs to teach them what critical thinking questions are.

Technology provides for group projects and assignments can be done in an online learning class with ease.

With online classes, students and instructors need to make sure they have strong internet connectivity.  It is frustrating if an instructor does not have a strong connection which leaves the lack of student learning.  Another issues is creating lessons in small chunks versus longer lectures.  

Active learning is a considered to be a learning environment where the student is not given the answer but they are responsible for learning the content.  Active learning is where the student is engaged in learning the content and not forced fed information for the teacher.  Students are actively learning in the classroom (either F2F or online) through collaborative, cooperative, and problem based learning -- these three methods of students learning and are engaged in the classroom.