The exercise embedded below is the "Space" exercise, the one accessed via this button on the textivate menu page:
The example below is based on a short text desribing a house in French. This is a 'public' text, and you can access the front page for the text here: http://www.textivate.com/rkcjn1 and the menu page for the text here: http://www.textivate.com/menu-rkcjn1
Before you start clicking, you'll see that you have some info in the bottom left of the exercise: 0/91 means that you have completed 0 out of 91 clicks required to complete the exercise. Once you start clicking, you'll also see a percentage score, which tells you what percentage of your clicks have been correct.