The course content is available for free of charge but if you wish to track your progress and take the quizzes then you will need to sign up for the course.

• Each entry concludes with a review question. Although the review questions do not count towards the final score, a green dot will appear next to the entry in the course outline when the review question is completed. A green dot indicates that the student has completed that entry.
• Quizzes are worth 30%, Period Quizzes are worth 40%, and the Final Exam is worth 30%.
• Students get three redos for quizzes and one redo for period exams. Just click the redo button next to the quiz or exam in the course outline.
• Quiz and exam scores are stored on the course page and in the sidebar for each course entry.