[Steve smiles, watching the robot play the game as best as he can, even seeming to respond to the raise of the arm like he knows that Dum-E is enjoying it. He doesn't, but he's just trying to make some sort of connection where he can.]

Good job. You can set them up in different formations. See if you can knock over all of them.

[He looks back at Tony, hesitating as the question hovers between them. He can tell that Tony would probably enjoy the project, but this isn't his world or the man he came to know as his close friend. He has to remind himself that he can't do things the way he's used to.]

...I was thinking that I haven't been Captain America in a while. And maybe that should change.