In order to retrieve your password, you will need to click on the button « Forgot my password ». An e-mail will be delivered to the e-mail address associated with your Woozworld account. Make sure that you verify you "Spam" or "Junk" folders. Please note that it may take a few minutes before you actually receive the e-mail.
If this fails, please contact the Woozworld support team at http://help.woozworld.com/index.php?pg=request.