Forma allows the creation of time periods related to course credits:

Admin > Settings > E-Learning Configuration > Time periods 

Click add button to insert a new period: 

The period is shown in the list:

In order to use time periods enable Credits  

Admin > Settings > E-Learning Configuration > User area in LMS uk best essays.org

Click on 'Credits' and be sure that the tick is green:

Insert credits in a course:

Elearnig > Courses > Courses > Edit a course essays services reviews.com

In the section 'Details' you can assign the number of credits

Users can check their credit balance in the log in frame in the tab 'Time Periods'