There are many hundreds of ways to block websites. I'll need more information in order to give you a good answer.
How good is your school's computer tech and what kind of server is being used?
In some cases it might be as easy as changing proxy settings in your internet browser, using a different browser or finding a proxy site. In other cases you might need to use a program which will connect you to a VPN (Virtual private network) or a privately maintained DNS in order to get around the block.
How good is your school's computer tech and what kind of server is being used?
In some cases it might be as easy as changing proxy settings in your internet browser, using a different browser or finding a proxy site. In other cases you might need to use a program which will connect you to a VPN (Virtual private network) or a privately maintained DNS in order to get around the block.