I realize this is mostly a gimmick to get you on their mailing list (an opt-out option is available), nonetheless, score 11 of 20 questions and you'll get a $15 Amazon gift certificate. I think you get about 25 minutes. Works in Safari on Panther. Post your scores if you take it. I spent ~5 minutes on it and got 800. q J Quyen Arana Information Technology Director Oklahoma Science Project [log in to unmask] 405.271.7683