what is digital citizenship?
digital citizenship is the norms of appropriate, responsible technology use.

list of digital citizenship:
1. facebook
2. tumblr
3. instagram
4. internet
5. technology
6. privacy
7. youtube
8. twitter
9. online gaming
10. entertainment
11. work
12. email
13. blogger
14. security

http://www.digitalcitizenship.net/
I picked this website because it has lots of information about digital citizenship.