As long as kids can play and are not required to submit KYC, they will continue playing on such platform. It won't matter what label you use for them, when kids can play on it, they will stay there.
Yes, kids don't care about anything when they don't have to submit KYC or any other details on those type of platforms. KYC can stop those kids but since there's no requirement to do any kind of KYC and that's why kids can do whatever they want without any fear.
Kids, and teenagers are quite naive in taking proper decisions because they want fun and entertainment in their life and earning money on those online casinos or just imagining that kind of earning could add enough fun in their lives, however they can get addicted to gambling and that can destroy their lives.