Step 1: Log in to your Grasple account.
Step 2: Click on the green 'create a new course' button near the top of the page.
Step 3: Choose between creating a course from scratch ('Empty Course') or copying a course from your repository ('Copy from Course').
Step 4: Click on 'Create Course'.
If you opted to copy content from your repository, your course will have the exact same content as the course you copied it from. Now, you can choose to edit the content to your needs by adding/deleting subjects. In order to add content to your course, click on 'edit' near the top of the page. This will send you to the course editor.
Read more on how to edit your course in this article.