6challengingTurn me on my side and I am everything. Cut me in half and I am nothing. What am I?Show AnswerLearn MoreShare
18easyI go up, Though sometimes I am down. I can write, But I don't make a sound. I am the touchstone for lightness, But often I am black. I can help you to hit the sack.Show AnswerLearn MoreLearn MoreShare
15challengingWhat flies when it's born, lies when it's alive, and runs when it's dead?Show AnswerLearn MoreShare
4challengingAn electric train is heading north. The wind is blowing from the south. Which direction does the smoke blow?Show AnswerLearn MoreShare
4normalI am the greatest teacher out of them all, but alas in the end I kill my pupils.Show AnswerLearn MoreShare
64objectsI have a spine but no bones, pages but no writing on most of them when new. What am I?Show AnswerLearn MoreShare
13easyA man has travelled to Australia, England and Germany but has never left the USA; how can this be?Show AnswerLearn MoreLearn MoreShare
9challengingI turn everything around, but I cannot move. When you see me you see you. What am I?Show AnswerLearn MoreShare
11challengingI build up castles. I tear down mountains. I make some men blind, I help others to see. What am I?Show AnswerLearn MoreShare
8challengingIf you have 3, you have 3. If you have 2, you have 2. But if you have 1, you have none. What is it?Show AnswerLearn MoreLearn MoreShare
13challengingUntil I am measured I am not known, yet how you miss me when I have flown. What am I?Show AnswerLearn MoreShare
8challengingThe man who invented it doesn't want it. The man who bought it doesn't need it. The man who needs it doesn't know it. What is it?Show AnswerLearn MoreShare