The best selection of riddles and answers, for all ages and categories
I save lives on the ground and in the air. What am I?
I am worthless, yet when added to others I add worth. I confounded the ancient Greeks, yet I changed men’s understanding. What am I?
I am American, I am also Singaporean, Australian and Hong Kongese. I am greatly valued by the people of all these countries plus more. Every day I am traded all over the world. What am I?
I can speak with my hard metal tongue. But I cannot breathe, for I have no lung. What am I?
Without feather or wing I fly, but you'll known what I am when I hover near by. What am I?
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