special credits to:

www.education.com

learning.colostate.edu

https://www.youtube.com/watch?v=gvkbDc1LiVI

www.bizshifts-trends.com

www.bbc.co.uk

www.uc.edu

wikipedia.org

www.albion.com

officialnetiquette.blogspot.com

www.vice.com
education04.wikispaces.com