The purpose of Circuits Lab is to provide the student with a good hands on understanding of how electrical circuits work. Some people take to this course like white on rice, others will leave this course believing circuits are magic. The recommendation, as always, is to take your time with this course. It can be very useful for a number of useful home projects.
The course is usually taught as a lecture and the lab.
Circuits lab prepares the student for more Electrical Engineering based courses as well as prepares them to work on teams with Electrical Engineers on more even terms.