You can transfer files to or from your College "My Documents" folder from home. You need to use ftp software to connect to sftp.stclaircollege.ca and log-in with your Username and Password.
While most versions of Windows come with ftp software it is much easier to use 3rd party software. A good package is Filezilla which you can get for free by clicking the download button at http://filezilla-project.org
A quick guide for this software is at http://wiki.filezilla-project.org/Using