I am in need of a detailed Exam/Quiz plugin for WordPress 2.3+. The system is very detailed, all functions below should be included: - variable quiz-length (number of questions) - variable number of answers for each question - number of questions on each page - scoring on per-quiz, per-question, per-answer - score-recording for each user, tests can be taken multiple times - view of user stats - each test can also have answers for various score-ranges, if checked, will show these to quiz-participant after the quiz has been taken - timeable quizzes to restrict participants for a pre-fixed time - quiz-system should be attached to the wordpress-api, to work with tags, categories - quizzes should be attachable to various wp-pages, each quiz can have a introduction text - Anti-Cheating - all tests should be recorded into a database table - the whole should be easily themeable there may be some additions to this; but most details are covered. please provide at least 2 wp-plugins you have developed, which should be similar hard and your price-bid, time to need as pm. but remember, 1 month is the top-most timeframe available. winner will have to provide a way to communicate trough messenger (msn/gtalk/icq available)