BrowserUK++

Or your cookery recipes:

SELECT * FROM recipes WHERE main = 'cod' AND prep_time < 15;

Or your gardening expertise:

SELECT * FROM flowers WHERE colour = 'red' AND height < 20 AND ...;

Or your photos, or your facebook* stuff...

In brief, choose one of your interests. That way, your project might possibly be of some use outside your current academic studies.

* Disclaimer: I know nothing about facebook. I have an account, apparently, for I occasionally get requests from people I don't know (or I've forgotten that I knew) to be 'friends'. I usually refuse.

Update: added disclaimer