Login:
- Log in with your Workbook credentials to any school that uses the Mastercom platform. Just insert the id of the school (e.g. marconi-tn), the user id (e.g. 123456) and the password, and you are ready to go!
- Log out is available, and school id and user id are remembered.

Subjects:
- Loads the list of subjects on startup and shows them in the home page, along with the corresponding teacher and marks' average.
- Calculate the average by term of the marks of a subject.
- Calculate which mark you need to get in the next N tests so that your average becomes M. N and M can both be chosen.

Marks:
- Every mark has a value, a description, a teacher and a date.
- The marks view shows marks (from a subject, or all) in a list that can be sorted by value and by date.
- The statistics view shows a graph of marks (from a subject, or all). Clicking on a point in the graph shows the mark info.

