If you want to get rich and increase your own intelligent at the same time, then playing bet in real world sports.
You will then learn a lot of new things about life.
Play to increase your life intelligence: then you should play very small bet (less than 1% of your bank balance per bet).
Play to get rich: then you should focus and study few sports, and only play and bet with odds less than 1.10 value. The whole point is self control your mindset, win small but safe bet rather than high profit high risk high odds.
Remember in investment and in sports bet: as long as you do not lose your money, then you always win.
Sport betting is much easier than stocks, forex, cryptocurrency because there is no sharks to complete control the market.
But after get rich and have a certain amount of money, you must stop then invest in your own human ascension/evolution, otherwise you will receive some crazy loss or crazy accident for sure.