The remaining tickets go back on sale from 1pm on a first-come, first-served basis.
Here's a handy guide to the events with tickets left. Athletics, Equestrian, Football 7-a-side, Goalball and Powerlifting have good availability, as do the early sessions in Wheelchair Basketball and Sitting Volleyball. ExCel day passes are also up for grabs.
If you've been non-committal about London 2012 ticketing as a whole to date, you could easily jump in now and score an Olympic Park day pass or even tickets to the Paralympic opening or closing ceremonies.
Paralympic tickets and day passes start from £10 (with special prices for under 16s, seniors and people using wheelchairs).
Make sure you've registered at the London 2012 ticketing site.