Make a plan
Leave the finish date empty to simply go at your pace. Set one, and the calendar checks that your lessons a week and study days actually get you there — and tells you what to change if they don't.
Finished
Due today
Missed
Coming up
Away
i Your notes for that lesson
Your lessons
The same check boxes as the course page — change them here or there and both stay in step. The calendar plans the lessons you tick.