I think it's totally natural to start counting at 1, because you start with one of something, not zero. How do you explain to a kid that although they're counti

I think it's totally natural to start counting at 1, because you start with one of something, not zero. How do you explain to a kid that although they're counting objects, the first one is labelled zero, and that when they've counted 10 objects, they use the number 9?