Kids should practice autographing baseballs. This is a skill that's often overlooked in Little League.
If you seriously aspire to be a manager in the big leagues, there is a baseball 'book' that one must learn. Alongside that book, you must practice Spanish. Of 25 players on each roster, sometimes there are between eight and 15 players who speak Spanish.
Baseball was, is and always will be to me the best game in the world.
Practice does not make perfect. Only perfect practice makes perfect.