Video streaming sites are usually banned in schools, use a proxysite to unblock video sites and Youtube and watch all those videos they are blocking.
Default proxy Youtube version would be US or Youtube.com. However, you can type in a different URL like youtube.co.uk or youtube.de and surf youtube on proxysite. Default proxy youtube on UK Proxy would be Youtube GB.
If you have issues browsing Youtube on the proxy, please let us know at admin at pre proxy dot com. Proxy issues regarding Facebook, Twitter or video streaming, can also be reported on the same email.
CTL+D to bookmark Proxy7 Youtube Proxy