I think there are different level of addiction which we need to know and be aware about. There are less serious addictions which can not have serious effect on gamblers and the way they bets. There are also bad addiction that can make us to keep gambling without thinking about losses and the potential of us losing big from gambling. Losing money in gambling is also the same thing as financial losses and we need to be very aware of how we spend and what we are spending on. People keeps losing money in gambling because they are not focused and want to make money immediately.
I think most gamblers think that by gambling they can get money and can make gambling as one of their sources of income. I rarely see gamblers who are wise in managing their finances. This can happen because I think most gamblers are poor people who want more money. And some others are greedy and not satisfied with just double multiplier wins. This is why time and emotion management are very important. Most people or friends I know are gamblers who think that gambling can give them instant money.
The right way to prevent children from gambling is to educate children to avoid gambling and remind them of the dangerous impacts of gambling without knowing how to avoid the risks of gambling, but this way of limiting children's money is not necessarily effective because they can use some of their money to gamble, so it is important for you to monitor its activity in the browser history on the smartphone.
You can discuss gambling and children in this thread:
https://bitcointalk.org/index.php?topic=5467454.1540You can discuss many things especially related to gambling and children such as how to prevent children from gambling or how to protect children from bad environmental influences that can introduce them to gambling.