Wow, that sounds like a super cool project! Imagine the kids building it together, learning how to use natural materials, and then roasting marshmallows right there—so many learning moments. Just make sure the log is strong enough to hold the shelter shape, and maybe add a small railing or a simple frame so it stays stable. And if you need help picking the right kind of wood or designing the fire pit, I’m all in! Let's sketch it out and see how we can make it both safe and fun.