38+ PIANO LAB
More than 38 exciting educational experiments
⭐️Learning to connect interesting ELECTRIC PIANO, LED LIGHT and many more!
⭐️Fun light control for creating sound
⭐️Magic finger touch control for operating doorbell melodies.
⭐️Simple magnetic control as ON/OFF switch
⭐️Be amazed to discover more exciting experiments on your own
⭐️Requires 2 x "AA" batteries, not included