Seven tone Pentatonic glockenspiel in pure fifth tuning - 432 Hz
The pentatonic tuning is a basic musical phenomenon. It consists of large second and small third-interval steps. This scale enables the mixing of tones in any thinkable combination, yet it always plays heavenly, harmonic melodies. Pentatonic music is one of the most powerful tools to guide a child into the world of music.
Scale d-e-g-a-h-d-e. These tones have no markings on them.