Open your Schoology Course
Click Add Materials.
Select the option to Import from Resources.
Select the collection in which you'd saved your course.
Click on the folder in which the course content had been saved. The name of the folder should be the name of the course section you saved to resources.
Select all items by checking the box next to the Title heading. If you prefer to import only some material, select the checkboxes next to the items you'd like included in the new course section.
Click Import to complete.