Great! Maybe VR TwP isn´t that far off as we´d thought!
Looking good so far! Maybe she could add some interactive objects, like a lever for the tomb door.
I’m not sure about the capabilities of Minecraft, but maybe there’s some objects that would require the use/addition of another object to work, like in a point-and-click adventure game!
I’m not up-to-date what’s all currently possible (especially regarding item interactions) but I remember when they have introduced redstone some long time ago which allows you to make logic gates.
About seven years ago I have seen this video where some guy build an ALU or part of it in Minecraft: