einstein's riddle einstein needs to travel so he takes the plane, in the seat next to him a man looking bored is staring at the clouds, to entertain himself and make a bit of money he makes a deal with the man, einstein says with confidence : 'for every riddle you tell me that i cant answer i will give you 500 dollars, but if you cant answer mine you will have to give me 50 dollars' , the man accepts the deal and asks to start first, enstein accepts, the man says:' what has 5 legs in the morning 6 in the afternoon and 9 in the evening , walks on water and flies in dirt?' einstein thinks and thinks and thinks but he cant find an answer so he just gives the man 500 dollars, he then asks:' so what is the answer to your riddle?', the other man gives einstein 50 dollars.