As you are tasked to do this for collage I suspect you have been provided with all the equipment you need, I therefore have just done a quick search on Microsoft's site and found the following links that may be of use to you.
http://www.microsoft.com/resources/d..._vpn_und13.asp
http://www.microsoft.com/resources/d...f_vpn_uzuu.asp
http://www.microsoft.com/resources/d...erver_role.asp
http://www.microsoft.com/resources/d...g_vpn_us26.asp
http://www.microsoft.com/seminar/sha...2/manifest.xml
There is more information on the Microsoft site you can trawl through. You may also find some of their patterns ans practices documentation useful.