Even the Nat Bailey scoreboard is manually operated. In section 3, a kid attending his first ballgame peppers his uncle with questions. See, it was outside of the white line. Those ones don't count. Two innings later, the kid is a veritable umpire.
Behavioral scientists believe children's brains are hard-wired to pick up language skills.
Watch a kid at his first game and you quickly develop the impression there's also some baseball circuitry in there. It takes a while. In the ever-popular spin race, two kids, usually a boy and a girl, spin around until they're thoroughly dizzy, then run for the finish line. He spins with vigor and enthusiasm. His more prudent female rival spins much more modestly.