Web based Storage for Students

My Docs Online
http://www.mydocsonline.com
An account here will give each students 20 megabytes of free storage space on the web that is accessable from anywhere. Students can upload work from the classroom and retrieve it at home and visa versa. This service is like having an extra disk at all times. Another great service here is that you can share specific document with your students.

X Drive
http://www.xdrive.com
Similar Service as above.

Free Drive
http://www.freedrive.com
Similar Service as above.