Using our brain to its fullest capacity is an event that rarely happens. Unfortunately, not all people can do that. Some examples of rare occurrences are when you are engaged in a complex thought or you are solving a very difficult puzzle. If you are the type of person who enjoys solving difficult riddles, this one is for you.
Here are some hard riddles that will keep you thinking hard for a long time. Using these riddles, you challenge yourself, a friend, a family member, or a loved one and see if they are up to the task. If you think that you have solved them before they do, then it certainly earns you a bragging right.