Select your instrument: flute, trumpet, or violin

Tap Day or Night for major mode (brighter sound) or minor mode (darker sound)

Drag Puck (the pulsing light) to create fairy music...

Drag horizontally to vary rhythmic density, from sparse (fewer, longer musical notes) to dense (more, shorter musical notes).

Drag vertically to vary the register, from low pitch to high pitch, along with the dynamics:

The automatic snapshot tray lets you play back your musical explorations with Puck!