Smart Signs… Google search is at an all time high usage currently. A person’s overall intelligence can be recognized by the cognitive ability of their own.
Here are few of theories or indicators that show your level of intelligence. Well, along with gathering all these information, you should also know that you can’t just do one of these things and become smarter because of it.
You Are The Oldest Child
Being the eldest amongst your brothers and sisters has some advantage. The psychology and family dynamics contributes to the oldest child being smarter than others.