Because how more real can you get.
We used Beast Academy curricula, although Claude has aged out and has moved into Art of Problem Solving Prealgebra.
Tree diagrams! Something I probably could have been using a lot when I was knitting more (although, now that the kids have started, and we do more reading aloud together, we are all picking up our knitting more…)
I was very proud of Béla. He likes to try to figure these things out with sandwich topping choices on menus, as well.