This starter sheets is looking at the online service Crocodoc which allows the users to upload, share and annotate document. The documents can then be downloaded in the mark-up format or in the original format.
This service supports PDF and Microsoft office files. This is a useful way of collating student work sharing exemplars and adding comments and drawing with out modifying the original document.
starter sheet – crocodoc formative assessment
Other Starter sheets are available at http://edorigami.wikispaces.com