The application is an Object Linked Embedded (OLE) capable word processor with nine different stages/faces, to suit curriculum requirements the stage menu selector allows features to be enabled progressively. Opening a document reconfigures the application to the stage/level at which it was saved, hence solving the configuration problem when, for example, year 1 pupils follow year 6 pupils into the school's computer room.
More info:
hxxp://www.byronsoftware.org.uk/School/WordFile/index.htm