Have a look at this thread -
viewtopic.php?t=5651 - amongst others on UK courses. Do a search or two and you will find plenty of stuff.
For what it's worth, I think 3 weeks is too long a course. You need to be taught the basics, which could last up to a week, and then go away and practise these skills in your free time rather than paying for someone elses time to practise them in.