Peter H. Reynolds, creator of The Dot, has composed a pitch-perfect tribute to the power of music and the bonds of family. When a young boy begins to play on his family's piano, reveling in the fun of plunking the keys, his father signs him up for lessons so that he can learn to play properly. With his father's encouragement, Raj learns notes, then scales, then songs, and finally classical pieces that his father can recognize and be proud of. But...