Hello guys. My name is Lavya Gaonshindhe, and I study in class 7th. Today I have made an Electronic Piano. It works with the help of an Arduino UNO board. When we press a button, the Arduino board gets a signal and plays the buzzer at varying notes(in this case, C2, A3, B4, D5 and E6, so 5 push-buttons).
Here is a picture of the following:
(Sorry for bad resolution ;D)