Perhaps worse than trite politicization of classic tunes is failing to pass on the wealth of a child's musical heritage. Here are some ways to start offering that audible feast to your child.Just as what you feed your baby (and eat while pregnant) trains her palate toward good food or junk food for life, what your baby sees and hears does the same for her artistic tastes. Kids raised on mental junk food have a harder time developing an understanding of and affinity for more complex, subtle, and nourishing brain foods later in life.Many parents nowadays pay immense attention to...