Usually when an amateur bowler toes the line in front of a lane and ten pins, they’re not thinking about much else besides hurling their ball so it hits its target head on. But the physics of the game ...

“I didn’t know much about bowling,” said Hershey, whom the kids call ‘Coach’. “I knew it had holes in the ball and I could throw it down the lane and that’s about all I knew about bowling. At that ...