Sightsinging

Sight singing and sight reading are activities in which a person could pick up a piece of unfamiliar sheet music and perform it, the way you might be able to pick up a book you've never read before and read it aloud. However, since singing is not such a mechanical process as playing an instrument, sight singing requires most people to know what the music sounds like before they utter a sound, even if only a fraction of a second before they sing...