Hey there kiddo! So, you know how some people believe in one God, right? That's called monotheism. But not everyone thinks that's the best way to believe.
Some people criticize monotheism because they think it can lead to conflict and intolerance. Imagine you only like one kind of ice cream, but your friend likes a different kind. If you both think your ice cream is the ONLY one that's good, you might argue about it or try to convince your friend to like your ice cream. The same thing can happen with religion. If people think their God is the only one that's real, they might try to make everyone else believe the same thing. This can cause problems when people don't agree.
Another problem with monotheism, some people say, is that it can lead to a lot of rules and restrictions. If you believe there's only one God and he has specific rules for how you should live your life, you might feel like you have to follow those rules very strictly. Some people think this can be limiting and prevent people from living their lives in a way that makes them happy.
Lastly, some people criticize monotheism because they think it doesn't make sense. They might say it doesn't seem possible for there only to be one God who created everything. They might also argue that if God is all-powerful and all-good, bad things shouldn't happen in the world. These are big questions that people have been asking for a long time, and there are lots of different answers.
So there you have it, kiddo. Some people criticize monotheism because they think it can cause conflict, be too strict, or not make sense. But other people still believe in one God, and that's okay too!