http://www.walesonline.co.uk/ icWales is now WalesOnline. Great new name, same great content. Visit WalesOnline for Wales news, business news, sport, whats on, jobs in Wales and more. en-gb WalesOnline http://www.walesonline.co.uk/news/education-news/2008/02/27/postcode-lottery-of-welsh-school-success-91466-20528414/ Wed, 27 Feb 2008 00:00:00 GMT http://www.walesonline.co.uk/news/education-news/2008/02/27/postcode-lottery-of-welsh-school-success-91466-20528414/ THE gap between Wales’ best and worst performing schools has widened and around one in 10 schools are “clearly not doing well enough”, the nation’s education watchdog warned yesterday.