The actual Mensa test to determine if you can become a member is a lot more about problem solving not just knowing facts - to be a member of Mensa you must do the test within a certain time limit and achieve an IQ rating within the top 2% of the population. I failed coming within the top ...% of the population when I did the test many years ago. To me intelligence encompasses many things, problem solving, intuition, common sense, morality, and foremost the willingness and ability to learn new things