You may have taken I.Q. test and have determined that you are a genius, but what good is being really smart if you don't know basic common sense like how to open a door. Of course the 50 question you will answer to determine how good your common sense is are a little more difficult than that. Some of the easiest ones are the hardest. They test your common sense, basic knowledge, and problem solving skills. Find out how truly smart you and your friends are. Being good at calculus mean nothing if you don't have enough common sense to function day to day.