Technically any kind of raffle is a game of chance, as are collector cards, where you end up with 5 cards of the same player.
While I agree all these things can be problematic, and I agree parents have a responsibility. We know that parents model bad behaviour for kids all the time, say one thing, do the other.
My parents always told me not to smoke, but they kept smoking. It's a hard habit to quit, I was an adult by the time my dad finally kicked it.
This is where normalising gambling through constant advertising during sports is a problem. It is an addictive habit, most people lose significantly more than they pay in, and the risks and realities of addiction are not dealt with, the advertising always shows winners. You and I know this is not reality, but not everyone was brought up to know this.