Summer at the Capital Region's most trusted music school is a great time for children (ages 2 to 7) to start on their musical journeys. Classes for 2 and 3-year-olds focus fun: songs, dances, ear training games, and instrument play. LET'S BEGIN, for 4–7-year-olds, builds even more musical skills--including keyboard orientation, note reading, ensemble, and composition--while emphasizing most of all the joy of learning and making music. Four 50-minute classes per session. (Tuition: $116.)