DIY Wooden Piano Music Box Puzzle

This product uses Basswood naturally grown in Russia, with beautiful texture, moderate hardness, durability and comfort. The splicing of the kit is smooth, the cutting surface is smooth, without burrs, and does not hurt your hands. The principle of the music box is to drive the sound barrel with bumps on the surface to rotate at a constant speed. When the bumps pass through the sound bar, the reeds will be moved to make the reeds vibrate at the set vibration frequency to produce the set sound.