This week's book giveaway is in the Other Languages forum. We're giving away four copies of Functional Reactive Programming and have Stephen Blackheath and Anthony Jones on-line! See this thread for details.
Send an email to the email address mentioned in this page. They will send you the application form. Fill that and send that back.
If you meet their criteria they will send you a voucher number. Use this to register for the exam. You will still have to pay the exam fee - $150.