This solution will show you how to extract and save your curriculum you built in an old course before the course is deleted.

1) Click Courses, then All Courses
2) Find the course you would like to save and click the course name
3) Click Settings at the bottom left
4) Click Export Course Content on the right
5) Select Export Type: Course and click the Create Export button
6) After the export process has completed, click the blue colored link to download your course
7) Save the downloaded file to your OneDrive