VIGNETTE KALTSAS

some classes have diverse students, to keep them engaged, put them together in small groups

Look at the classroom and see how the students are seeing it 

People have short attention spans

The students will feel more comfortable if you try to know who they are. 

It is nice to know the students to get the feel of the classroom.

Personality is an important component of being a good instructor, show that you are enthused about the subject.