Logic Riddles

Question: The mouse that can walk is Mickey. But the duck that can walk is who?

Question: A man lived on the 12th floor of a building it was a nice building anyway when he goes to work he gets in the elevator and goes to the bottom floor. When he comes back he goes to the 7th floor and walks the rest. But when there is someone else in the elevator he goes to the 12th and when it is raining why.

Question: What is something you'll never see again?

Question: What sport is not a sport

Question: There are two boys at an international math contest in December 2013; one is British and one is American. They both write their names, the date, and their answers on the paper. The only problem is that they both have the same name and the papers cannot be told apart.

What is the date?