SoftStack Factory

I keep getting assignment has no content when trying to create assignments. Is there something I am doing wrong, or is this a bug?

1. Comunidad
2. News and Updates from Khan Academy
3. Update: Assign any piece of content on Khan Academy with Assignments!

How do you assign an entire course instead of each part?

1. Comunidad
2. News and Updates from Khan Academy
3. Update: New Coach Dashboard