
There are a few options, like Dropbox, or Mozy which offer 2GB free accounts. There are many other paid options if you need more storage. As a teacher in training - there are a lot of hours put in to lesson preparation and planning, collecting resources, links, graphics, creating powerpoints, Smart Notebook files, etc. Even keeping things on a USB drive is as temporary as putting it through the washing machine, or dropping it in a slushy parking lot.