I was sitting in the waiting room at the doctor's office, when my attention was captured by a two-year-old boy. He was sitting next to his aunt, his feet dangling in the air with a pad-type computer resting on his knees. This adorable little guy was deep in concentration, his tongue sticking out just a bit, while his finger swiftly swiped pages on the screen. As I stood and caught a better view, I could see that he was playing a bowling game. A quick flick of his finger, and a virtual bowling ball tumbled down an alley. A strike! He was good. Then, apparently, he was done with bowling, downsized the game, and with another flick of his chubby little finger, opened a new application. He was sorting berries on trees into piles, counting and sorting, and counting again. Done with that as well, he closed the window and opened another. Amazing! At two years old, he was as agile on the tablet computer as an adult. Just as astonishing, to me, was how quiet and well behaved he chil...