We have about 25 years worth of experiments with it in various states, so it’s been well studied. Legislating is a skill that needs to be developed, just like anything else, and a bunch of term-limited newbies have no incentive to do anything except get ready for the next thing, which only enhances the possiblity of corruption.
Costume Quest and Costume Quest 2 would be something you could play together. The player character is the twin of your choice, a girl or a boy, on a mission to save their sibling. You would have to read it to her and probably solve the puzzles, but she would be able to do the fights once you got going since it is turn based. It’s very kid friendly.