Why is it called blackboard?

Related questions

1. What is a blackboard?
2. What is the importance of Blackboard?
3. How many types of Blackboard are there?
4. How do I access my blackboard email?
5. Is Fayetteville Technical Community College accredited?
6. How much does it cost to use Blackboard?
7. How do I stay logged into Blackboard?
8. Is blackboard a private company?
9. Can you make a chalkboard?
10. How do you make a chalkboard permanent?

Tags

1. #university
2. #boards
3. #before
4. #century
5. #really
6. #their
7. #those
8. #painted
9. #chalkboards
10. #larger
11. #slate
12. #first
13. #existed
14. #sized
15. #according
16. #students
17. #originally
18. #paved
19. #blackboards
20. #concordia
21. #black