Gambling is not a property or any investment business. You should understand that gambling is game in which you either WIN or LOSE instantly. Understanding gambling is not so difficult and you can take tutorial of an hour or so, about any gambling site on youtube and i am sure you will find it very easy.
The only thing we can explain to OP could be, how to gain experience on this crypto gambling industry. It is very simple because most of gambling houses are offering free money to get familiar with them. Yes, faucet is the thing OP can make use of. Faucet is being provided by most of gambling houses to test their services and also we can use those faucets to gain experience slowly over the time.