1. Piccolo: The piccolo is the highest-pitched member of the flute family. It is about half the size of a standard flute and sounds an octave higher.
2. Flute: The flute is the most common member of the flute family. It is a cylindrical tube with keys and a head joint that produces sound by blowing air across a hole.
3. Alto Flute: The alto flute is a larger version of the standard flute. It is pitched in G, a fifth lower than the standard flute.