You may access the courses as a guest user. However, to complete a course and have access to the assessment module, you need to register first and then enroll for the course. Here are the steps for registration:

1. Fill out the Registration form with your details.
2. An email will be immediately sent to your email address.
3. Read your email, and click on the web link it contains.
4. Your account will be confirmed and you will be logged in.