On our way there, we happened across the sort of coin-operated "rides" that populate pretty much every mall and, after a bit of initial interest in the bulldozer...
all by himself! As you can see, he was pretty excited about this!
Sam had a great time playing in the ball pits, and only occasionally tossed the balls out of the pit!
Finally, he spent a long while in a smaller ball pit, which he had all to himself.