My 7 year old boy and 4 year old girl are always fighting, should I just let them fight? There are quite a few ways to approach this. First, I would never do one on one time with your kids if they are fighting. If they don't get along, only focus on having fun with them in non-competitive ways. And I would play to the weakest link. It's showing them how to have fun, maybe not with each other, but side by side. Let's say you're at the arcade and they start fighting, say okay, you're fighting, we'