How can I view a report on the number of minutes spent in classrooms by teachers?

Start in the Enterprise Management Panel and click Dashboard. 

The dashboard allows you to track account data, visualize usage and make data-driven decisions. 

You can filter all of the data by teacher and class. 

Minutes Spent in Classrooms by Teachers

This graph displays the time that teachers spent in the classroom. Specifically:

1. A teacher has launched a lesson AND
2. At least 10 minutes have passed AND
3. Students are enrolled AND
4. It stops counting each session at 50 minutes.