Do you Test and Evaluate Your E-learning Courses?

Sometime back I had raised some questions with respect to testing and evaluating an e-learning course here.
There is another interesting post on this topic here.
It will be nice if you guys can share your ideas/suggestions on testing and evaluating an e-learning course.

Whoa! A Bug – The Importance of Testing and Evaluating an E-Learning Product

I was going through this course called Plimoth Plantation course . I liked everything about the course such as:

The course menu design
The storyline
The riddles which popped up at the outset of each module
The interactivity used especially the one you find below where you virtually move the magnifying glass to decipher the words in the age [...]