What is the grape used to make the wine called BULL’S BLOOD? What is the most planted wine grape in the world? Enjoy these questions and hundreds more. With three levels of difficulty there are many questions for the wine drinker, wine student and wine master. The more questions you answer and the more challenging the questions, the more points you earn. Track your progress with other World Wine Challengers from around the world. The wine drinker and wine student level are ideal for the wine enthusiast; the wine master level is a very useful tool in preparing for professional wine certifications. All questions come with the “learn more” feature giving a full explanation of the subject. Are you a World Wine Challenger?