Recently the online quizzes page has shown erratic behaviour when displaying the list of available quizzes. A few days ago I rewrote the display routine and this seems to have cured the problem....
Source: UsingEnglish.com Site Diary
Keep up to date with the latest news and information about UsingEnglish.com including new content, features and updates.
I'm not a teacher, so please consider any advice I give in that context.