here a really good website for anyone like me that is a total noob when it comes to linux and wnt to explore the wonderful world of having your own OS anywhere you want, from your mansion to your grandmother's crib to school anywhere you want.
http://slax.linux-live.org/
http://myslax.bonsonno.org/ is to customize your own slax linux for your usb key all of tht under windows!!!(even me the biggest linux newb ever did it)