This is a special instrument that causes visible tremors.
It corresponds to the third grade of elementary school, "How sound travels and loudness."
The way the vibrations occur changes depending on what is placed in the case, allowing for a variety of observations and expressions.
Comes with a storage case for easy storage. Bass tone control: W25×D10×H210mm, 128Hz
Plastic case: 5 clear plastic cups, 90mL (with lids)
Accessories: Beating stick, styrofoam balls (10 pieces), food coloring sand (50g), storage case
Product code: 130-100
